321477930

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:357

約数の個数: 128

約数和(自身を含む): 883872000

約数和(自身を除く): 562394070

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 61, 90, 122, 131, 135, 149, 183, 262, 270, 298, 305, 366, 393, 447, 549, 610, 655, 745, 786, 894, 915, 1098, 1179, 1310, 1341, 1490, 1647, 1830, 1965, 2235, 2358, 2682, 2745, 3294, 3537, 3930, 4023, 4470, 5490, 5895, 6705, 7074, 7991, 8046, 8235, 9089, 11790, 13410, 15982, 16470, 17685, 18178, 19519, 20115, 23973, 27267, 35370, 39038, 39955, 40230, 45445, 47946, 54534, 58557, 71919, 79910, 81801, 90890, 97595, 117114, 119865, 136335, 143838, 163602, 175671, 195190, 215757, 239730, 245403, 272670, 292785, 351342, 359595, 409005, 431514, 490806, 527013, 585570, 719190, 818010, 878355, 1054026, 1078785, 1190659, 1227015, 1756710, 2157570, 2381318, 2454030, 2635065, 3571977, 5270130, 5953295, 7143954, 10715931, 11906590, 17859885, 21431862, 32147793, 35719770, 53579655, 64295586, 107159310, 160738965, 321477930]

約数ペア:

[(1, 321477930), (2, 160738965), (3, 107159310), (5, 64295586), (6, 53579655), (9, 35719770), (10, 32147793), (15, 21431862), (18, 17859885), (27, 11906590), (30, 10715931), (45, 7143954), (54, 5953295), (61, 5270130), (90, 3571977), (122, 2635065), (131, 2454030), (135, 2381318), (149, 2157570), (183, 1756710), (262, 1227015), (270, 1190659), (298, 1078785), (305, 1054026), (366, 878355), (393, 818010), (447, 719190), (549, 585570), (610, 527013), (655, 490806), (745, 431514), (786, 409005), (894, 359595), (915, 351342), (1098, 292785), (1179, 272670), (1310, 245403), (1341, 239730), (1490, 215757), (1647, 195190), (1830, 175671), (1965, 163602), (2235, 143838), (2358, 136335), (2682, 119865), (2745, 117114), (3294, 97595), (3537, 90890), (3930, 81801), (4023, 79910), (4470, 71919), (5490, 58557), (5895, 54534), (6705, 47946), (7074, 45445), (7991, 40230), (8046, 39955), (8235, 39038), (9089, 35370), (11790, 27267), (13410, 23973), (15982, 20115), (16470, 19519), (17685, 18178)]