1223648640

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3727}}^1$

素因数の和:3774

約数の個数: 256

約数和(自身を含む): 4563072000

約数和(自身を除く): 3339423360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 64, 72, 76, 80, 90, 95, 96, 108, 114, 120, 128, 135, 144, 152, 160, 171, 180, 190, 192, 216, 228, 240, 270, 285, 288, 304, 320, 342, 360, 380, 384, 432, 456, 480, 513, 540, 570, 576, 608, 640, 684, 720, 760, 855, 864, 912, 960, 1026, 1080, 1140, 1152, 1216, 1368, 1440, 1520, 1710, 1728, 1824, 1920, 2052, 2160, 2280, 2432, 2565, 2736, 2880, 3040, 3420, 3456, 3648, 3727, 4104, 4320, 4560, 5130, 5472, 5760, 6080, 6840, 7296, 7454, 8208, 8640, 9120, 10260, 10944, 11181, 12160, 13680, 14908, 16416, 17280, 18240, 18635, 20520, 21888, 22362, 27360, 29816, 32832, 33543, 36480, 37270, 41040, 44724, 54720, 55905, 59632, 65664, 67086, 70813, 74540, 82080, 89448, 100629, 109440, 111810, 119264, 134172, 141626, 149080, 164160, 167715, 178896, 201258, 212439, 223620, 238528, 268344, 283252, 298160, 328320, 335430, 354065, 357792, 402516, 424878, 447240, 477056, 503145, 536688, 566504, 596320, 637317, 670860, 708130, 715584, 805032, 849756, 894480, 1006290, 1062195, 1073376, 1133008, 1192640, 1274634, 1341720, 1416260, 1431168, 1610064, 1699512, 1788960, 1911951, 2012580, 2124390, 2146752, 2266016, 2385280, 2549268, 2683440, 2832520, 3186585, 3220128, 3399024, 3577920, 3823902, 4025160, 4248780, 4293504, 4532032, 5098536, 5366880, 5665040, 6373170, 6440256, 6798048, 7155840, 7647804, 8050320, 8497560, 9064064, 9559755, 10197072, 10733760, 11330080, 12746340, 12880512, 13596096, 15295608, 16100640, 16995120, 19119510, 20394144, 21467520, 22660160, 25492680, 27192192, 30591216, 32201280, 33990240, 38239020, 40788288, 45320320, 50985360, 61182432, 64402560, 67980480, 76478040, 81576576, 101970720, 122364864, 135960960, 152956080, 203941440, 244729728, 305912160, 407882880, 611824320, 1223648640]

約数ペア:

[(1, 1223648640), (2, 611824320), (3, 407882880), (4, 305912160), (5, 244729728), (6, 203941440), (8, 152956080), (9, 135960960), (10, 122364864), (12, 101970720), (15, 81576576), (16, 76478040), (18, 67980480), (19, 64402560), (20, 61182432), (24, 50985360), (27, 45320320), (30, 40788288), (32, 38239020), (36, 33990240), (38, 32201280), (40, 30591216), (45, 27192192), (48, 25492680), (54, 22660160), (57, 21467520), (60, 20394144), (64, 19119510), (72, 16995120), (76, 16100640), (80, 15295608), (90, 13596096), (95, 12880512), (96, 12746340), (108, 11330080), (114, 10733760), (120, 10197072), (128, 9559755), (135, 9064064), (144, 8497560), (152, 8050320), (160, 7647804), (171, 7155840), (180, 6798048), (190, 6440256), (192, 6373170), (216, 5665040), (228, 5366880), (240, 5098536), (270, 4532032), (285, 4293504), (288, 4248780), (304, 4025160), (320, 3823902), (342, 3577920), (360, 3399024), (380, 3220128), (384, 3186585), (432, 2832520), (456, 2683440), (480, 2549268), (513, 2385280), (540, 2266016), (570, 2146752), (576, 2124390), (608, 2012580), (640, 1911951), (684, 1788960), (720, 1699512), (760, 1610064), (855, 1431168), (864, 1416260), (912, 1341720), (960, 1274634), (1026, 1192640), (1080, 1133008), (1140, 1073376), (1152, 1062195), (1216, 1006290), (1368, 894480), (1440, 849756), (1520, 805032), (1710, 715584), (1728, 708130), (1824, 670860), (1920, 637317), (2052, 596320), (2160, 566504), (2280, 536688), (2432, 503145), (2565, 477056), (2736, 447240), (2880, 424878), (3040, 402516), (3420, 357792), (3456, 354065), (3648, 335430), (3727, 328320), (4104, 298160), (4320, 283252), (4560, 268344), (5130, 238528), (5472, 223620), (5760, 212439), (6080, 201258), (6840, 178896), (7296, 167715), (7454, 164160), (8208, 149080), (8640, 141626), (9120, 134172), (10260, 119264), (10944, 111810), (11181, 109440), (12160, 100629), (13680, 89448), (14908, 82080), (16416, 74540), (17280, 70813), (18240, 67086), (18635, 65664), (20520, 59632), (21888, 55905), (22362, 54720), (27360, 44724), (29816, 41040), (32832, 37270), (33543, 36480)]