642399480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{613}}^1$

素因数の和:742

約数の個数: 192

約数和(自身を含む): 2172381120

約数和(自身を除く): 1529981640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 41, 45, 60, 71, 72, 82, 90, 120, 123, 142, 164, 180, 205, 213, 246, 284, 328, 355, 360, 369, 410, 426, 492, 568, 613, 615, 639, 710, 738, 820, 852, 984, 1065, 1226, 1230, 1278, 1420, 1476, 1640, 1704, 1839, 1845, 2130, 2452, 2460, 2556, 2840, 2911, 2952, 3065, 3195, 3678, 3690, 4260, 4904, 4920, 5112, 5517, 5822, 6130, 6390, 7356, 7380, 8520, 8733, 9195, 11034, 11644, 12260, 12780, 14555, 14712, 14760, 17466, 18390, 22068, 23288, 24520, 25133, 25560, 26199, 27585, 29110, 34932, 36780, 43523, 43665, 44136, 50266, 52398, 55170, 58220, 69864, 73560, 75399, 87046, 87330, 100532, 104796, 110340, 116440, 125665, 130569, 130995, 150798, 174092, 174660, 201064, 209592, 217615, 220680, 226197, 251330, 261138, 261990, 301596, 348184, 349320, 376995, 391707, 435230, 452394, 502660, 522276, 523980, 603192, 652845, 753990, 783414, 870460, 904788, 1005320, 1044552, 1047960, 1130985, 1305690, 1507980, 1566828, 1740920, 1784443, 1809576, 1958535, 2261970, 2611380, 3015960, 3133656, 3568886, 3917070, 4523940, 5222760, 5353329, 7137772, 7834140, 8922215, 9047880, 10706658, 14275544, 15668280, 16059987, 17844430, 21413316, 26766645, 32119974, 35688860, 42826632, 53533290, 64239948, 71377720, 80299935, 107066580, 128479896, 160599870, 214133160, 321199740, 642399480]

約数ペア:

[(1, 642399480), (2, 321199740), (3, 214133160), (4, 160599870), (5, 128479896), (6, 107066580), (8, 80299935), (9, 71377720), (10, 64239948), (12, 53533290), (15, 42826632), (18, 35688860), (20, 32119974), (24, 26766645), (30, 21413316), (36, 17844430), (40, 16059987), (41, 15668280), (45, 14275544), (60, 10706658), (71, 9047880), (72, 8922215), (82, 7834140), (90, 7137772), (120, 5353329), (123, 5222760), (142, 4523940), (164, 3917070), (180, 3568886), (205, 3133656), (213, 3015960), (246, 2611380), (284, 2261970), (328, 1958535), (355, 1809576), (360, 1784443), (369, 1740920), (410, 1566828), (426, 1507980), (492, 1305690), (568, 1130985), (613, 1047960), (615, 1044552), (639, 1005320), (710, 904788), (738, 870460), (820, 783414), (852, 753990), (984, 652845), (1065, 603192), (1226, 523980), (1230, 522276), (1278, 502660), (1420, 452394), (1476, 435230), (1640, 391707), (1704, 376995), (1839, 349320), (1845, 348184), (2130, 301596), (2452, 261990), (2460, 261138), (2556, 251330), (2840, 226197), (2911, 220680), (2952, 217615), (3065, 209592), (3195, 201064), (3678, 174660), (3690, 174092), (4260, 150798), (4904, 130995), (4920, 130569), (5112, 125665), (5517, 116440), (5822, 110340), (6130, 104796), (6390, 100532), (7356, 87330), (7380, 87046), (8520, 75399), (8733, 73560), (9195, 69864), (11034, 58220), (11644, 55170), (12260, 52398), (12780, 50266), (14555, 44136), (14712, 43665), (14760, 43523), (17466, 36780), (18390, 34932), (22068, 29110), (23288, 27585), (24520, 26199), (25133, 25560)]