391220640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1$

素因数の和:300

約数の個数: 288

約数和(自身を含む): 1430956800

約数和(自身を除く): 1039736160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 72, 76, 79, 80, 90, 95, 96, 114, 120, 144, 152, 158, 160, 171, 180, 181, 190, 228, 237, 240, 285, 288, 304, 316, 342, 360, 362, 380, 395, 456, 474, 480, 543, 570, 608, 632, 684, 711, 720, 724, 760, 790, 855, 905, 912, 948, 1086, 1140, 1185, 1264, 1368, 1422, 1440, 1448, 1501, 1520, 1580, 1629, 1710, 1810, 1824, 1896, 2172, 2280, 2370, 2528, 2715, 2736, 2844, 2896, 3002, 3040, 3160, 3258, 3420, 3439, 3555, 3620, 3792, 4344, 4503, 4560, 4740, 5430, 5472, 5688, 5792, 6004, 6320, 6516, 6840, 6878, 7110, 7240, 7505, 7584, 8145, 8688, 9006, 9120, 9480, 10317, 10860, 11376, 12008, 12640, 13032, 13509, 13680, 13756, 14220, 14299, 14480, 15010, 16290, 17195, 17376, 18012, 18960, 20634, 21720, 22515, 22752, 24016, 26064, 27018, 27360, 27512, 28440, 28598, 28960, 30020, 30951, 32580, 34390, 36024, 37920, 41268, 42897, 43440, 45030, 48032, 51585, 52128, 54036, 55024, 56880, 57196, 60040, 61902, 65160, 67545, 68780, 71495, 72048, 82536, 85794, 86880, 90060, 103170, 108072, 110048, 113760, 114392, 120080, 123804, 128691, 130320, 135090, 137560, 142990, 144096, 154755, 165072, 171588, 180120, 206340, 214485, 216144, 228784, 240160, 247608, 257382, 260640, 270180, 271681, 275120, 285980, 309510, 330144, 343176, 360240, 412680, 428970, 432288, 457568, 495216, 514764, 540360, 543362, 550240, 571960, 619020, 643455, 686352, 720480, 815043, 825360, 857940, 990432, 1029528, 1080720, 1086724, 1143920, 1238040, 1286910, 1358405, 1372704, 1630086, 1650720, 1715880, 2059056, 2161440, 2173448, 2287840, 2445129, 2476080, 2573820, 2716810, 3260172, 3431760, 4075215, 4118112, 4346896, 4890258, 4952160, 5147640, 5433620, 6520344, 6863520, 8150430, 8693792, 9780516, 10295280, 10867240, 12225645, 13040688, 16300860, 19561032, 20590560, 21734480, 24451290, 26081376, 32601720, 39122064, 43468960, 48902580, 65203440, 78244128, 97805160, 130406880, 195610320, 391220640]

約数ペア:

[(1, 391220640), (2, 195610320), (3, 130406880), (4, 97805160), (5, 78244128), (6, 65203440), (8, 48902580), (9, 43468960), (10, 39122064), (12, 32601720), (15, 26081376), (16, 24451290), (18, 21734480), (19, 20590560), (20, 19561032), (24, 16300860), (30, 13040688), (32, 12225645), (36, 10867240), (38, 10295280), (40, 9780516), (45, 8693792), (48, 8150430), (57, 6863520), (60, 6520344), (72, 5433620), (76, 5147640), (79, 4952160), (80, 4890258), (90, 4346896), (95, 4118112), (96, 4075215), (114, 3431760), (120, 3260172), (144, 2716810), (152, 2573820), (158, 2476080), (160, 2445129), (171, 2287840), (180, 2173448), (181, 2161440), (190, 2059056), (228, 1715880), (237, 1650720), (240, 1630086), (285, 1372704), (288, 1358405), (304, 1286910), (316, 1238040), (342, 1143920), (360, 1086724), (362, 1080720), (380, 1029528), (395, 990432), (456, 857940), (474, 825360), (480, 815043), (543, 720480), (570, 686352), (608, 643455), (632, 619020), (684, 571960), (711, 550240), (720, 543362), (724, 540360), (760, 514764), (790, 495216), (855, 457568), (905, 432288), (912, 428970), (948, 412680), (1086, 360240), (1140, 343176), (1185, 330144), (1264, 309510), (1368, 285980), (1422, 275120), (1440, 271681), (1448, 270180), (1501, 260640), (1520, 257382), (1580, 247608), (1629, 240160), (1710, 228784), (1810, 216144), (1824, 214485), (1896, 206340), (2172, 180120), (2280, 171588), (2370, 165072), (2528, 154755), (2715, 144096), (2736, 142990), (2844, 137560), (2896, 135090), (3002, 130320), (3040, 128691), (3160, 123804), (3258, 120080), (3420, 114392), (3439, 113760), (3555, 110048), (3620, 108072), (3792, 103170), (4344, 90060), (4503, 86880), (4560, 85794), (4740, 82536), (5430, 72048), (5472, 71495), (5688, 68780), (5792, 67545), (6004, 65160), (6320, 61902), (6516, 60040), (6840, 57196), (6878, 56880), (7110, 55024), (7240, 54036), (7505, 52128), (7584, 51585), (8145, 48032), (8688, 45030), (9006, 43440), (9120, 42897), (9480, 41268), (10317, 37920), (10860, 36024), (11376, 34390), (12008, 32580), (12640, 30951), (13032, 30020), (13509, 28960), (13680, 28598), (13756, 28440), (14220, 27512), (14299, 27360), (14480, 27018), (15010, 26064), (16290, 24016), (17195, 22752), (17376, 22515), (18012, 21720), (18960, 20634)]