30909390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{257}}^1$

素因数の和:497

約数の個数: 64

約数和(自身を含む): 78762240

約数和(自身を除く): 47852850

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 211, 257, 285, 422, 514, 570, 633, 771, 1055, 1266, 1285, 1542, 2110, 2570, 3165, 3855, 4009, 4883, 6330, 7710, 8018, 9766, 12027, 14649, 20045, 24054, 24415, 29298, 40090, 48830, 54227, 60135, 73245, 108454, 120270, 146490, 162681, 271135, 325362, 542270, 813405, 1030313, 1626810, 2060626, 3090939, 5151565, 6181878, 10303130, 15454695, 30909390]

約数ペア:

[(1, 30909390), (2, 15454695), (3, 10303130), (5, 6181878), (6, 5151565), (10, 3090939), (15, 2060626), (19, 1626810), (30, 1030313), (38, 813405), (57, 542270), (95, 325362), (114, 271135), (190, 162681), (211, 146490), (257, 120270), (285, 108454), (422, 73245), (514, 60135), (570, 54227), (633, 48830), (771, 40090), (1055, 29298), (1266, 24415), (1285, 24054), (1542, 20045), (2110, 14649), (2570, 12027), (3165, 9766), (3855, 8018), (4009, 7710), (4883, 6330)]