509901440

素因数分解:

$2^7\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{353}}^1$

素因数の和:470

約数の個数: 128

約数和(自身を含む): 1276056720

約数和(自身を除く): 766155280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 61, 64, 74, 80, 122, 128, 148, 160, 185, 244, 296, 305, 320, 353, 370, 488, 592, 610, 640, 706, 740, 976, 1184, 1220, 1412, 1480, 1765, 1952, 2257, 2368, 2440, 2824, 2960, 3530, 3904, 4514, 4736, 4880, 5648, 5920, 7060, 7808, 9028, 9760, 11285, 11296, 11840, 13061, 14120, 18056, 19520, 21533, 22570, 22592, 23680, 26122, 28240, 36112, 39040, 43066, 45140, 45184, 52244, 56480, 65305, 72224, 86132, 90280, 104488, 107665, 112960, 130610, 144448, 172264, 180560, 208976, 215330, 225920, 261220, 288896, 344528, 361120, 417952, 430660, 522440, 689056, 722240, 796721, 835904, 861320, 1044880, 1378112, 1444480, 1593442, 1671808, 1722640, 2089760, 2756224, 3186884, 3445280, 3983605, 4179520, 6373768, 6890560, 7967210, 8359040, 12747536, 13781120, 15934420, 25495072, 31868840, 50990144, 63737680, 101980288, 127475360, 254950720, 509901440]

約数ペア:

[(1, 509901440), (2, 254950720), (4, 127475360), (5, 101980288), (8, 63737680), (10, 50990144), (16, 31868840), (20, 25495072), (32, 15934420), (37, 13781120), (40, 12747536), (61, 8359040), (64, 7967210), (74, 6890560), (80, 6373768), (122, 4179520), (128, 3983605), (148, 3445280), (160, 3186884), (185, 2756224), (244, 2089760), (296, 1722640), (305, 1671808), (320, 1593442), (353, 1444480), (370, 1378112), (488, 1044880), (592, 861320), (610, 835904), (640, 796721), (706, 722240), (740, 689056), (976, 522440), (1184, 430660), (1220, 417952), (1412, 361120), (1480, 344528), (1765, 288896), (1952, 261220), (2257, 225920), (2368, 215330), (2440, 208976), (2824, 180560), (2960, 172264), (3530, 144448), (3904, 130610), (4514, 112960), (4736, 107665), (4880, 104488), (5648, 90280), (5920, 86132), (7060, 72224), (7808, 65305), (9028, 56480), (9760, 52244), (11285, 45184), (11296, 45140), (11840, 43066), (13061, 39040), (14120, 36112), (18056, 28240), (19520, 26122), (21533, 23680), (22570, 22592)]