1623001280

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:255

約数の個数: 224

約数和(自身を含む): 4291584000

約数和(自身を除く): 2668582720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 64, 76, 79, 80, 95, 109, 124, 152, 155, 158, 160, 190, 218, 248, 304, 310, 316, 320, 380, 395, 436, 496, 545, 589, 608, 620, 632, 760, 790, 872, 992, 1090, 1178, 1216, 1240, 1264, 1501, 1520, 1580, 1744, 1984, 2071, 2180, 2356, 2449, 2480, 2528, 2945, 3002, 3040, 3160, 3379, 3488, 4142, 4360, 4712, 4898, 4960, 5056, 5890, 6004, 6080, 6320, 6758, 6976, 7505, 8284, 8611, 8720, 9424, 9796, 9920, 10355, 11780, 12008, 12245, 12640, 13516, 15010, 16568, 16895, 17222, 17440, 18848, 19592, 20710, 23560, 24016, 24490, 25280, 27032, 30020, 33136, 33790, 34444, 34880, 37696, 39184, 41420, 43055, 46531, 47120, 48032, 48980, 54064, 60040, 64201, 66272, 67580, 68888, 78368, 82840, 86110, 93062, 94240, 96064, 97960, 108128, 120080, 128402, 132544, 135160, 137776, 156736, 163609, 165680, 172220, 186124, 188480, 195920, 216256, 232655, 240160, 256804, 266941, 270320, 275552, 321005, 327218, 331360, 344440, 372248, 391840, 465310, 480320, 513608, 533882, 540640, 551104, 642010, 654436, 662720, 688880, 744496, 783680, 818045, 930620, 1027216, 1067764, 1081280, 1284020, 1308872, 1334705, 1377760, 1488992, 1636090, 1861240, 2054432, 2135528, 2568040, 2617744, 2669410, 2755520, 2977984, 3272180, 3722480, 4108864, 4271056, 5071879, 5136080, 5235488, 5338820, 6544360, 7444960, 8542112, 10143758, 10272160, 10470976, 10677640, 13088720, 14889920, 17084224, 20287516, 20544320, 21355280, 25359395, 26177440, 40575032, 42710560, 50718790, 52354880, 81150064, 85421120, 101437580, 162300128, 202875160, 324600256, 405750320, 811500640, 1623001280]

約数ペア:

[(1, 1623001280), (2, 811500640), (4, 405750320), (5, 324600256), (8, 202875160), (10, 162300128), (16, 101437580), (19, 85421120), (20, 81150064), (31, 52354880), (32, 50718790), (38, 42710560), (40, 40575032), (62, 26177440), (64, 25359395), (76, 21355280), (79, 20544320), (80, 20287516), (95, 17084224), (109, 14889920), (124, 13088720), (152, 10677640), (155, 10470976), (158, 10272160), (160, 10143758), (190, 8542112), (218, 7444960), (248, 6544360), (304, 5338820), (310, 5235488), (316, 5136080), (320, 5071879), (380, 4271056), (395, 4108864), (436, 3722480), (496, 3272180), (545, 2977984), (589, 2755520), (608, 2669410), (620, 2617744), (632, 2568040), (760, 2135528), (790, 2054432), (872, 1861240), (992, 1636090), (1090, 1488992), (1178, 1377760), (1216, 1334705), (1240, 1308872), (1264, 1284020), (1501, 1081280), (1520, 1067764), (1580, 1027216), (1744, 930620), (1984, 818045), (2071, 783680), (2180, 744496), (2356, 688880), (2449, 662720), (2480, 654436), (2528, 642010), (2945, 551104), (3002, 540640), (3040, 533882), (3160, 513608), (3379, 480320), (3488, 465310), (4142, 391840), (4360, 372248), (4712, 344440), (4898, 331360), (4960, 327218), (5056, 321005), (5890, 275552), (6004, 270320), (6080, 266941), (6320, 256804), (6758, 240160), (6976, 232655), (7505, 216256), (8284, 195920), (8611, 188480), (8720, 186124), (9424, 172220), (9796, 165680), (9920, 163609), (10355, 156736), (11780, 137776), (12008, 135160), (12245, 132544), (12640, 128402), (13516, 120080), (15010, 108128), (16568, 97960), (16895, 96064), (17222, 94240), (17440, 93062), (18848, 86110), (19592, 82840), (20710, 78368), (23560, 68888), (24016, 67580), (24490, 66272), (25280, 64201), (27032, 60040), (30020, 54064), (33136, 48980), (33790, 48032), (34444, 47120), (34880, 46531), (37696, 43055), (39184, 41420)]