7220850

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2$

素因数の和:81

約数の個数: 144

約数和(自身を含む): 23040192

約数和(自身を除く): 15819342

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 23, 25, 26, 30, 35, 39, 42, 46, 50, 65, 69, 70, 75, 78, 91, 105, 115, 130, 138, 150, 161, 175, 182, 195, 210, 230, 273, 299, 322, 325, 345, 350, 390, 455, 483, 525, 529, 546, 575, 598, 650, 690, 805, 897, 910, 966, 975, 1050, 1058, 1150, 1365, 1495, 1587, 1610, 1725, 1794, 1950, 2093, 2275, 2415, 2645, 2730, 2990, 3174, 3450, 3703, 4025, 4186, 4485, 4550, 4830, 5290, 6279, 6825, 6877, 7406, 7475, 7935, 8050, 8970, 10465, 11109, 12075, 12558, 13225, 13650, 13754, 14950, 15870, 18515, 20631, 20930, 22218, 22425, 24150, 26450, 31395, 34385, 37030, 39675, 41262, 44850, 48139, 52325, 55545, 62790, 68770, 79350, 92575, 96278, 103155, 104650, 111090, 144417, 156975, 171925, 185150, 206310, 240695, 277725, 288834, 313950, 343850, 481390, 515775, 555450, 722085, 1031550, 1203475, 1444170, 2406950, 3610425, 7220850]

約数ペア:

[(1, 7220850), (2, 3610425), (3, 2406950), (5, 1444170), (6, 1203475), (7, 1031550), (10, 722085), (13, 555450), (14, 515775), (15, 481390), (21, 343850), (23, 313950), (25, 288834), (26, 277725), (30, 240695), (35, 206310), (39, 185150), (42, 171925), (46, 156975), (50, 144417), (65, 111090), (69, 104650), (70, 103155), (75, 96278), (78, 92575), (91, 79350), (105, 68770), (115, 62790), (130, 55545), (138, 52325), (150, 48139), (161, 44850), (175, 41262), (182, 39675), (195, 37030), (210, 34385), (230, 31395), (273, 26450), (299, 24150), (322, 22425), (325, 22218), (345, 20930), (350, 20631), (390, 18515), (455, 15870), (483, 14950), (525, 13754), (529, 13650), (546, 13225), (575, 12558), (598, 12075), (650, 11109), (690, 10465), (805, 8970), (897, 8050), (910, 7935), (966, 7475), (975, 7406), (1050, 6877), (1058, 6825), (1150, 6279), (1365, 5290), (1495, 4830), (1587, 4550), (1610, 4485), (1725, 4186), (1794, 4025), (1950, 3703), (2093, 3450), (2275, 3174), (2415, 2990), (2645, 2730)]