156721365920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{479}}^1\times {\mathrm{4789}}^1$

素因数の和:5351

約数の個数: 192

約数和(自身を含む): 431072409600

約数和(自身を除く): 274351043680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 61, 70, 80, 112, 122, 140, 160, 224, 244, 280, 305, 427, 479, 488, 560, 610, 854, 958, 976, 1120, 1220, 1708, 1916, 1952, 2135, 2395, 2440, 3353, 3416, 3832, 4270, 4789, 4790, 4880, 6706, 6832, 7664, 8540, 9578, 9580, 9760, 13412, 13664, 15328, 16765, 17080, 19156, 19160, 23945, 26824, 29219, 33523, 33530, 34160, 38312, 38320, 47890, 53648, 58438, 67046, 67060, 68320, 76624, 76640, 95780, 107296, 116876, 134092, 134120, 146095, 153248, 167615, 191560, 204533, 233752, 268184, 268240, 292129, 292190, 335230, 383120, 409066, 467504, 536368, 536480, 584258, 584380, 670460, 766240, 818132, 935008, 1022665, 1072736, 1168516, 1168760, 1340920, 1460645, 1636264, 2044903, 2045330, 2293931, 2337032, 2337520, 2681840, 2921290, 3272528, 4089806, 4090660, 4587862, 4674064, 4675040, 5363680, 5842580, 6545056, 8179612, 8181320, 9175724, 9348128, 10224515, 11469655, 11685160, 16057517, 16359224, 16362640, 18351448, 20449030, 22939310, 23370320, 32115034, 32718448, 32725280, 36702896, 40898060, 45878620, 46740640, 64230068, 65436896, 73405792, 80287585, 81796120, 91757240, 128460136, 139929791, 160575170, 163592240, 183514480, 256920272, 279859582, 321150340, 327184480, 367028960, 513840544, 559719164, 642300680, 699648955, 979508537, 1119438328, 1284601360, 1399297910, 1959017074, 2238876656, 2569202720, 2798595820, 3918034148, 4477753312, 4897542685, 5597191640, 7836068296, 9795085370, 11194383280, 15672136592, 19590170740, 22388766560, 31344273184, 39180341480, 78360682960, 156721365920]

約数ペア:

[(1, 156721365920), (2, 78360682960), (4, 39180341480), (5, 31344273184), (7, 22388766560), (8, 19590170740), (10, 15672136592), (14, 11194383280), (16, 9795085370), (20, 7836068296), (28, 5597191640), (32, 4897542685), (35, 4477753312), (40, 3918034148), (56, 2798595820), (61, 2569202720), (70, 2238876656), (80, 1959017074), (112, 1399297910), (122, 1284601360), (140, 1119438328), (160, 979508537), (224, 699648955), (244, 642300680), (280, 559719164), (305, 513840544), (427, 367028960), (479, 327184480), (488, 321150340), (560, 279859582), (610, 256920272), (854, 183514480), (958, 163592240), (976, 160575170), (1120, 139929791), (1220, 128460136), (1708, 91757240), (1916, 81796120), (1952, 80287585), (2135, 73405792), (2395, 65436896), (2440, 64230068), (3353, 46740640), (3416, 45878620), (3832, 40898060), (4270, 36702896), (4789, 32725280), (4790, 32718448), (4880, 32115034), (6706, 23370320), (6832, 22939310), (7664, 20449030), (8540, 18351448), (9578, 16362640), (9580, 16359224), (9760, 16057517), (13412, 11685160), (13664, 11469655), (15328, 10224515), (16765, 9348128), (17080, 9175724), (19156, 8181320), (19160, 8179612), (23945, 6545056), (26824, 5842580), (29219, 5363680), (33523, 4675040), (33530, 4674064), (34160, 4587862), (38312, 4090660), (38320, 4089806), (47890, 3272528), (53648, 2921290), (58438, 2681840), (67046, 2337520), (67060, 2337032), (68320, 2293931), (76624, 2045330), (76640, 2044903), (95780, 1636264), (107296, 1460645), (116876, 1340920), (134092, 1168760), (134120, 1168516), (146095, 1072736), (153248, 1022665), (167615, 935008), (191560, 818132), (204533, 766240), (233752, 670460), (268184, 584380), (268240, 584258), (292129, 536480), (292190, 536368), (335230, 467504), (383120, 409066)]