27487980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{691}}^1$

素因数の和:736

約数の個数: 144

約数和(自身を含む): 95213664

約数和(自身を除く): 67725684

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 30, 34, 36, 39, 45, 51, 52, 60, 65, 68, 78, 85, 90, 102, 117, 130, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 306, 340, 390, 442, 468, 510, 585, 612, 663, 691, 765, 780, 884, 1020, 1105, 1170, 1326, 1382, 1530, 1989, 2073, 2210, 2340, 2652, 2764, 3060, 3315, 3455, 3978, 4146, 4420, 6219, 6630, 6910, 7956, 8292, 8983, 9945, 10365, 11747, 12438, 13260, 13820, 17966, 19890, 20730, 23494, 24876, 26949, 31095, 35241, 35932, 39780, 41460, 44915, 46988, 53898, 58735, 62190, 70482, 80847, 89830, 105723, 107796, 117470, 124380, 134745, 140964, 152711, 161694, 176205, 179660, 211446, 234940, 269490, 305422, 323388, 352410, 404235, 422892, 458133, 528615, 538980, 610844, 704820, 763555, 808470, 916266, 1057230, 1374399, 1527110, 1616940, 1832532, 2114460, 2290665, 2748798, 3054220, 4581330, 5497596, 6871995, 9162660, 13743990, 27487980]

約数ペア:

[(1, 27487980), (2, 13743990), (3, 9162660), (4, 6871995), (5, 5497596), (6, 4581330), (9, 3054220), (10, 2748798), (12, 2290665), (13, 2114460), (15, 1832532), (17, 1616940), (18, 1527110), (20, 1374399), (26, 1057230), (30, 916266), (34, 808470), (36, 763555), (39, 704820), (45, 610844), (51, 538980), (52, 528615), (60, 458133), (65, 422892), (68, 404235), (78, 352410), (85, 323388), (90, 305422), (102, 269490), (117, 234940), (130, 211446), (153, 179660), (156, 176205), (170, 161694), (180, 152711), (195, 140964), (204, 134745), (221, 124380), (234, 117470), (255, 107796), (260, 105723), (306, 89830), (340, 80847), (390, 70482), (442, 62190), (468, 58735), (510, 53898), (585, 46988), (612, 44915), (663, 41460), (691, 39780), (765, 35932), (780, 35241), (884, 31095), (1020, 26949), (1105, 24876), (1170, 23494), (1326, 20730), (1382, 19890), (1530, 17966), (1989, 13820), (2073, 13260), (2210, 12438), (2340, 11747), (2652, 10365), (2764, 9945), (3060, 8983), (3315, 8292), (3455, 7956), (3978, 6910), (4146, 6630), (4420, 6219)]