172318980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151157}}^1$

素因数の和:151188

約数の個数: 48

約数和(自身を含む): 507890880

約数和(自身を除く): 335571900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 151157, 302314, 453471, 604628, 755785, 906942, 1511570, 1813884, 2267355, 2871983, 3023140, 4534710, 5743966, 8615949, 9069420, 11487932, 14359915, 17231898, 28719830, 34463796, 43079745, 57439660, 86159490, 172318980]

約数ペア:

[(1, 172318980), (2, 86159490), (3, 57439660), (4, 43079745), (5, 34463796), (6, 28719830), (10, 17231898), (12, 14359915), (15, 11487932), (19, 9069420), (20, 8615949), (30, 5743966), (38, 4534710), (57, 3023140), (60, 2871983), (76, 2267355), (95, 1813884), (114, 1511570), (190, 906942), (228, 755785), (285, 604628), (380, 453471), (570, 302314), (1140, 151157)]