128660850

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1$

素因数の和:473

約数の個数: 144

約数和(自身を含む): 373261824

約数和(自身を除く): 244600974

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 25, 30, 31, 45, 46, 50, 62, 69, 75, 90, 93, 115, 138, 150, 155, 186, 207, 225, 230, 279, 310, 345, 401, 414, 450, 465, 558, 575, 690, 713, 775, 802, 930, 1035, 1150, 1203, 1395, 1426, 1550, 1725, 2005, 2070, 2139, 2325, 2406, 2790, 3450, 3565, 3609, 4010, 4278, 4650, 5175, 6015, 6417, 6975, 7130, 7218, 9223, 10025, 10350, 10695, 12030, 12431, 12834, 13950, 17825, 18045, 18446, 20050, 21390, 24862, 27669, 30075, 32085, 35650, 36090, 37293, 46115, 53475, 55338, 60150, 62155, 64170, 74586, 83007, 90225, 92230, 106950, 111879, 124310, 138345, 160425, 166014, 180450, 186465, 223758, 230575, 276690, 285913, 310775, 320850, 372930, 415035, 461150, 559395, 571826, 621550, 691725, 830070, 857739, 932325, 1118790, 1383450, 1429565, 1715478, 1864650, 2075175, 2573217, 2796975, 2859130, 4150350, 4288695, 5146434, 5593950, 7147825, 8577390, 12866085, 14295650, 21443475, 25732170, 42886950, 64330425, 128660850]

約数ペア:

[(1, 128660850), (2, 64330425), (3, 42886950), (5, 25732170), (6, 21443475), (9, 14295650), (10, 12866085), (15, 8577390), (18, 7147825), (23, 5593950), (25, 5146434), (30, 4288695), (31, 4150350), (45, 2859130), (46, 2796975), (50, 2573217), (62, 2075175), (69, 1864650), (75, 1715478), (90, 1429565), (93, 1383450), (115, 1118790), (138, 932325), (150, 857739), (155, 830070), (186, 691725), (207, 621550), (225, 571826), (230, 559395), (279, 461150), (310, 415035), (345, 372930), (401, 320850), (414, 310775), (450, 285913), (465, 276690), (558, 230575), (575, 223758), (690, 186465), (713, 180450), (775, 166014), (802, 160425), (930, 138345), (1035, 124310), (1150, 111879), (1203, 106950), (1395, 92230), (1426, 90225), (1550, 83007), (1725, 74586), (2005, 64170), (2070, 62155), (2139, 60150), (2325, 55338), (2406, 53475), (2790, 46115), (3450, 37293), (3565, 36090), (3609, 35650), (4010, 32085), (4278, 30075), (4650, 27669), (5175, 24862), (6015, 21390), (6417, 20050), (6975, 18446), (7130, 18045), (7218, 17825), (9223, 13950), (10025, 12834), (10350, 12431), (10695, 12030)]