1798530720

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{557}}^1$

素因数の和:644

約数の個数: 288

約数和(自身を含む): 6702321024

約数和(自身を除く): 4903790304

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 96, 105, 112, 120, 124, 140, 155, 160, 168, 186, 210, 217, 224, 240, 248, 280, 310, 336, 372, 420, 434, 465, 480, 496, 557, 560, 620, 651, 672, 744, 840, 868, 930, 961, 992, 1085, 1114, 1120, 1240, 1302, 1488, 1671, 1680, 1736, 1860, 1922, 2170, 2228, 2480, 2604, 2785, 2883, 2976, 3255, 3342, 3360, 3472, 3720, 3844, 3899, 4340, 4456, 4805, 4960, 5208, 5570, 5766, 6510, 6684, 6727, 6944, 7440, 7688, 7798, 8355, 8680, 8912, 9610, 10416, 11140, 11532, 11697, 13020, 13368, 13454, 14415, 14880, 15376, 15596, 16710, 17267, 17360, 17824, 19220, 19495, 20181, 20832, 22280, 23064, 23394, 26040, 26736, 26908, 28830, 30752, 31192, 33420, 33635, 34534, 34720, 38440, 38990, 40362, 44560, 46128, 46788, 51801, 52080, 53472, 53816, 57660, 58485, 62384, 66840, 67270, 69068, 76880, 77980, 80724, 86335, 89120, 92256, 93576, 100905, 103602, 104160, 107632, 115320, 116970, 120869, 124768, 133680, 134540, 138136, 153760, 155960, 161448, 172670, 187152, 201810, 207204, 215264, 230640, 233940, 241738, 259005, 267360, 269080, 276272, 311920, 322896, 345340, 362607, 374304, 403620, 414408, 461280, 467880, 483476, 518010, 535277, 538160, 552544, 604345, 623840, 645792, 690680, 725214, 807240, 828816, 935760, 966952, 1036020, 1070554, 1076320, 1208690, 1381360, 1450428, 1605831, 1614480, 1657632, 1813035, 1871520, 1933904, 2072040, 2141108, 2417380, 2676385, 2762720, 2900856, 3211662, 3228960, 3626070, 3746939, 3867808, 4144080, 4282216, 4834760, 5352770, 5801712, 6423324, 7252140, 7493878, 8029155, 8288160, 8564432, 9669520, 10705540, 11240817, 11603424, 12846648, 14504280, 14987756, 16058310, 17128864, 18734695, 19339040, 21411080, 22481634, 25693296, 29008560, 29975512, 32116620, 37469390, 42822160, 44963268, 51386592, 56204085, 58017120, 59951024, 64233240, 74938780, 85644320, 89926536, 112408170, 119902048, 128466480, 149877560, 179853072, 224816340, 256932960, 299755120, 359706144, 449632680, 599510240, 899265360, 1798530720]

約数ペア:

[(1, 1798530720), (2, 899265360), (3, 599510240), (4, 449632680), (5, 359706144), (6, 299755120), (7, 256932960), (8, 224816340), (10, 179853072), (12, 149877560), (14, 128466480), (15, 119902048), (16, 112408170), (20, 89926536), (21, 85644320), (24, 74938780), (28, 64233240), (30, 59951024), (31, 58017120), (32, 56204085), (35, 51386592), (40, 44963268), (42, 42822160), (48, 37469390), (56, 32116620), (60, 29975512), (62, 29008560), (70, 25693296), (80, 22481634), (84, 21411080), (93, 19339040), (96, 18734695), (105, 17128864), (112, 16058310), (120, 14987756), (124, 14504280), (140, 12846648), (155, 11603424), (160, 11240817), (168, 10705540), (186, 9669520), (210, 8564432), (217, 8288160), (224, 8029155), (240, 7493878), (248, 7252140), (280, 6423324), (310, 5801712), (336, 5352770), (372, 4834760), (420, 4282216), (434, 4144080), (465, 3867808), (480, 3746939), (496, 3626070), (557, 3228960), (560, 3211662), (620, 2900856), (651, 2762720), (672, 2676385), (744, 2417380), (840, 2141108), (868, 2072040), (930, 1933904), (961, 1871520), (992, 1813035), (1085, 1657632), (1114, 1614480), (1120, 1605831), (1240, 1450428), (1302, 1381360), (1488, 1208690), (1671, 1076320), (1680, 1070554), (1736, 1036020), (1860, 966952), (1922, 935760), (2170, 828816), (2228, 807240), (2480, 725214), (2604, 690680), (2785, 645792), (2883, 623840), (2976, 604345), (3255, 552544), (3342, 538160), (3360, 535277), (3472, 518010), (3720, 483476), (3844, 467880), (3899, 461280), (4340, 414408), (4456, 403620), (4805, 374304), (4960, 362607), (5208, 345340), (5570, 322896), (5766, 311920), (6510, 276272), (6684, 269080), (6727, 267360), (6944, 259005), (7440, 241738), (7688, 233940), (7798, 230640), (8355, 215264), (8680, 207204), (8912, 201810), (9610, 187152), (10416, 172670), (11140, 161448), (11532, 155960), (11697, 153760), (13020, 138136), (13368, 134540), (13454, 133680), (14415, 124768), (14880, 120869), (15376, 116970), (15596, 115320), (16710, 107632), (17267, 104160), (17360, 103602), (17824, 100905), (19220, 93576), (19495, 92256), (20181, 89120), (20832, 86335), (22280, 80724), (23064, 77980), (23394, 76880), (26040, 69068), (26736, 67270), (26908, 66840), (28830, 62384), (30752, 58485), (31192, 57660), (33420, 53816), (33635, 53472), (34534, 52080), (34720, 51801), (38440, 46788), (38990, 46128), (40362, 44560)]