220889880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{19793}}^1$

素因数の和:19841

約数の個数: 96

約数和(自身を含む): 741087360

約数和(自身を除く): 520197480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 155, 180, 186, 248, 279, 310, 360, 372, 465, 558, 620, 744, 930, 1116, 1240, 1395, 1860, 2232, 2790, 3720, 5580, 11160, 19793, 39586, 59379, 79172, 98965, 118758, 158344, 178137, 197930, 237516, 296895, 356274, 395860, 475032, 593790, 613583, 712548, 791720, 890685, 1187580, 1227166, 1425096, 1781370, 1840749, 2375160, 2454332, 3067915, 3562740, 3681498, 4908664, 5522247, 6135830, 7125480, 7362996, 9203745, 11044494, 12271660, 14725992, 18407490, 22088988, 24543320, 27611235, 36814980, 44177976, 55222470, 73629960, 110444940, 220889880]

約数ペア:

[(1, 220889880), (2, 110444940), (3, 73629960), (4, 55222470), (5, 44177976), (6, 36814980), (8, 27611235), (9, 24543320), (10, 22088988), (12, 18407490), (15, 14725992), (18, 12271660), (20, 11044494), (24, 9203745), (30, 7362996), (31, 7125480), (36, 6135830), (40, 5522247), (45, 4908664), (60, 3681498), (62, 3562740), (72, 3067915), (90, 2454332), (93, 2375160), (120, 1840749), (124, 1781370), (155, 1425096), (180, 1227166), (186, 1187580), (248, 890685), (279, 791720), (310, 712548), (360, 613583), (372, 593790), (465, 475032), (558, 395860), (620, 356274), (744, 296895), (930, 237516), (1116, 197930), (1240, 178137), (1395, 158344), (1860, 118758), (2232, 98965), (2790, 79172), (3720, 59379), (5580, 39586), (11160, 19793)]