460980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1$

素因数の和:225

約数の個数: 72

約数和(自身を含む): 1513512

約数和(自身を除く): 1052532

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 197, 234, 260, 390, 394, 468, 585, 591, 780, 788, 985, 1170, 1182, 1773, 1970, 2340, 2364, 2561, 2955, 3546, 3940, 5122, 5910, 7092, 7683, 8865, 10244, 11820, 12805, 15366, 17730, 23049, 25610, 30732, 35460, 38415, 46098, 51220, 76830, 92196, 115245, 153660, 230490, 460980]

約数ペア:

[(1, 460980), (2, 230490), (3, 153660), (4, 115245), (5, 92196), (6, 76830), (9, 51220), (10, 46098), (12, 38415), (13, 35460), (15, 30732), (18, 25610), (20, 23049), (26, 17730), (30, 15366), (36, 12805), (39, 11820), (45, 10244), (52, 8865), (60, 7683), (65, 7092), (78, 5910), (90, 5122), (117, 3940), (130, 3546), (156, 2955), (180, 2561), (195, 2364), (197, 2340), (234, 1970), (260, 1773), (390, 1182), (394, 1170), (468, 985), (585, 788), (591, 780)]