239518980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1097}}^1\times {\mathrm{1213}}^1$

素因数の和:2325

約数の個数: 72

約数和(自身を含む): 727802712

約数和(自身を除く): 488283732

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1097, 1213, 2194, 2426, 3291, 3639, 4388, 4852, 5485, 6065, 6582, 7278, 9873, 10917, 10970, 12130, 13164, 14556, 16455, 18195, 19746, 21834, 21940, 24260, 32910, 36390, 39492, 43668, 49365, 54585, 65820, 72780, 98730, 109170, 197460, 218340, 1330661, 2661322, 3991983, 5322644, 6653305, 7983966, 11975949, 13306610, 15967932, 19959915, 23951898, 26613220, 39919830, 47903796, 59879745, 79839660, 119759490, 239518980]

約数ペア:

[(1, 239518980), (2, 119759490), (3, 79839660), (4, 59879745), (5, 47903796), (6, 39919830), (9, 26613220), (10, 23951898), (12, 19959915), (15, 15967932), (18, 13306610), (20, 11975949), (30, 7983966), (36, 6653305), (45, 5322644), (60, 3991983), (90, 2661322), (180, 1330661), (1097, 218340), (1213, 197460), (2194, 109170), (2426, 98730), (3291, 72780), (3639, 65820), (4388, 54585), (4852, 49365), (5485, 43668), (6065, 39492), (6582, 36390), (7278, 32910), (9873, 24260), (10917, 21940), (10970, 21834), (12130, 19746), (13164, 18195), (14556, 16455)]