1777266720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{20233}}^1$

素因数の和:20315

約数の個数: 144

約数和(自身を含む): 6164652312

約数和(自身を除く): 4387385592

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 61, 72, 80, 90, 96, 120, 122, 144, 160, 180, 183, 240, 244, 288, 305, 360, 366, 480, 488, 549, 610, 720, 732, 915, 976, 1098, 1220, 1440, 1464, 1830, 1952, 2196, 2440, 2745, 2928, 3660, 4392, 4880, 5490, 5856, 7320, 8784, 9760, 10980, 14640, 17568, 20233, 21960, 29280, 40466, 43920, 60699, 80932, 87840, 101165, 121398, 161864, 182097, 202330, 242796, 303495, 323728, 364194, 404660, 485592, 606990, 647456, 728388, 809320, 910485, 971184, 1213980, 1234213, 1456776, 1618640, 1820970, 1942368, 2427960, 2468426, 2913552, 3237280, 3641940, 3702639, 4855920, 4936852, 5827104, 6171065, 7283880, 7405278, 9711840, 9873704, 11107917, 12342130, 14567760, 14810556, 18513195, 19747408, 22215834, 24684260, 29135520, 29621112, 37026390, 39494816, 44431668, 49368520, 55539585, 59242224, 74052780, 88863336, 98737040, 111079170, 118484448, 148105560, 177726672, 197474080, 222158340, 296211120, 355453344, 444316680, 592422240, 888633360, 1777266720]

約数ペア:

[(1, 1777266720), (2, 888633360), (3, 592422240), (4, 444316680), (5, 355453344), (6, 296211120), (8, 222158340), (9, 197474080), (10, 177726672), (12, 148105560), (15, 118484448), (16, 111079170), (18, 98737040), (20, 88863336), (24, 74052780), (30, 59242224), (32, 55539585), (36, 49368520), (40, 44431668), (45, 39494816), (48, 37026390), (60, 29621112), (61, 29135520), (72, 24684260), (80, 22215834), (90, 19747408), (96, 18513195), (120, 14810556), (122, 14567760), (144, 12342130), (160, 11107917), (180, 9873704), (183, 9711840), (240, 7405278), (244, 7283880), (288, 6171065), (305, 5827104), (360, 4936852), (366, 4855920), (480, 3702639), (488, 3641940), (549, 3237280), (610, 2913552), (720, 2468426), (732, 2427960), (915, 1942368), (976, 1820970), (1098, 1618640), (1220, 1456776), (1440, 1234213), (1464, 1213980), (1830, 971184), (1952, 910485), (2196, 809320), (2440, 728388), (2745, 647456), (2928, 606990), (3660, 485592), (4392, 404660), (4880, 364194), (5490, 323728), (5856, 303495), (7320, 242796), (8784, 202330), (9760, 182097), (10980, 161864), (14640, 121398), (17568, 101165), (20233, 87840), (21960, 80932), (29280, 60699), (40466, 43920)]