230744080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{631}}^1\times {\mathrm{653}}^1$

素因数の和:1304

約数の個数: 80

約数和(自身を含む): 615032064

約数和(自身を除く): 384287984

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 631, 653, 1262, 1306, 2524, 2612, 3155, 3265, 4417, 4571, 5048, 5224, 6310, 6530, 8834, 9142, 10096, 10448, 12620, 13060, 17668, 18284, 22085, 22855, 25240, 26120, 35336, 36568, 44170, 45710, 50480, 52240, 70672, 73136, 88340, 91420, 176680, 182840, 353360, 365680, 412043, 824086, 1648172, 2060215, 2884301, 3296344, 4120430, 5768602, 6592688, 8240860, 11537204, 14421505, 16481720, 23074408, 28843010, 32963440, 46148816, 57686020, 115372040, 230744080]

約数ペア:

[(1, 230744080), (2, 115372040), (4, 57686020), (5, 46148816), (7, 32963440), (8, 28843010), (10, 23074408), (14, 16481720), (16, 14421505), (20, 11537204), (28, 8240860), (35, 6592688), (40, 5768602), (56, 4120430), (70, 3296344), (80, 2884301), (112, 2060215), (140, 1648172), (280, 824086), (560, 412043), (631, 365680), (653, 353360), (1262, 182840), (1306, 176680), (2524, 91420), (2612, 88340), (3155, 73136), (3265, 70672), (4417, 52240), (4571, 50480), (5048, 45710), (5224, 44170), (6310, 36568), (6530, 35336), (8834, 26120), (9142, 25240), (10096, 22855), (10448, 22085), (12620, 18284), (13060, 17668)]