220226940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{233}}^1$

素因数の和:396

約数の個数: 144

約数和(自身を含む): 689925600

約数和(自身を除く): 469698660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 89, 90, 118, 177, 178, 180, 233, 236, 267, 295, 354, 356, 445, 466, 531, 534, 590, 699, 708, 801, 885, 890, 932, 1062, 1068, 1165, 1180, 1335, 1398, 1602, 1770, 1780, 2097, 2124, 2330, 2655, 2670, 2796, 3204, 3495, 3540, 4005, 4194, 4660, 5251, 5310, 5340, 6990, 8010, 8388, 10485, 10502, 10620, 13747, 13980, 15753, 16020, 20737, 20970, 21004, 26255, 27494, 31506, 41241, 41474, 41940, 47259, 52510, 54988, 62211, 63012, 68735, 78765, 82482, 82948, 94518, 103685, 105020, 123723, 124422, 137470, 157530, 164964, 186633, 189036, 206205, 207370, 236295, 247446, 248844, 274940, 311055, 315060, 373266, 412410, 414740, 472590, 494892, 618615, 622110, 746532, 824820, 933165, 945180, 1223483, 1237230, 1244220, 1866330, 2446966, 2474460, 3670449, 3732660, 4893932, 6117415, 7340898, 11011347, 12234830, 14681796, 18352245, 22022694, 24469660, 36704490, 44045388, 55056735, 73408980, 110113470, 220226940]

約数ペア:

[(1, 220226940), (2, 110113470), (3, 73408980), (4, 55056735), (5, 44045388), (6, 36704490), (9, 24469660), (10, 22022694), (12, 18352245), (15, 14681796), (18, 12234830), (20, 11011347), (30, 7340898), (36, 6117415), (45, 4893932), (59, 3732660), (60, 3670449), (89, 2474460), (90, 2446966), (118, 1866330), (177, 1244220), (178, 1237230), (180, 1223483), (233, 945180), (236, 933165), (267, 824820), (295, 746532), (354, 622110), (356, 618615), (445, 494892), (466, 472590), (531, 414740), (534, 412410), (590, 373266), (699, 315060), (708, 311055), (801, 274940), (885, 248844), (890, 247446), (932, 236295), (1062, 207370), (1068, 206205), (1165, 189036), (1180, 186633), (1335, 164964), (1398, 157530), (1602, 137470), (1770, 124422), (1780, 123723), (2097, 105020), (2124, 103685), (2330, 94518), (2655, 82948), (2670, 82482), (2796, 78765), (3204, 68735), (3495, 63012), (3540, 62211), (4005, 54988), (4194, 52510), (4660, 47259), (5251, 41940), (5310, 41474), (5340, 41241), (6990, 31506), (8010, 27494), (8388, 26255), (10485, 21004), (10502, 20970), (10620, 20737), (13747, 16020), (13980, 15753)]