28287960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{653}}^1$

素因数の和:705

約数の個数: 96

約数和(自身を含む): 89702640

約数和(自身を除く): 61414680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 361, 380, 456, 570, 653, 722, 760, 1083, 1140, 1306, 1444, 1805, 1959, 2166, 2280, 2612, 2888, 3265, 3610, 3918, 4332, 5224, 5415, 6530, 7220, 7836, 8664, 9795, 10830, 12407, 13060, 14440, 15672, 19590, 21660, 24814, 26120, 37221, 39180, 43320, 49628, 62035, 74442, 78360, 99256, 124070, 148884, 186105, 235733, 248140, 297768, 372210, 471466, 496280, 707199, 744420, 942932, 1178665, 1414398, 1488840, 1885864, 2357330, 2828796, 3535995, 4714660, 5657592, 7071990, 9429320, 14143980, 28287960]

約数ペア:

[(1, 28287960), (2, 14143980), (3, 9429320), (4, 7071990), (5, 5657592), (6, 4714660), (8, 3535995), (10, 2828796), (12, 2357330), (15, 1885864), (19, 1488840), (20, 1414398), (24, 1178665), (30, 942932), (38, 744420), (40, 707199), (57, 496280), (60, 471466), (76, 372210), (95, 297768), (114, 248140), (120, 235733), (152, 186105), (190, 148884), (228, 124070), (285, 99256), (361, 78360), (380, 74442), (456, 62035), (570, 49628), (653, 43320), (722, 39180), (760, 37221), (1083, 26120), (1140, 24814), (1306, 21660), (1444, 19590), (1805, 15672), (1959, 14440), (2166, 13060), (2280, 12407), (2612, 10830), (2888, 9795), (3265, 8664), (3610, 7836), (3918, 7220), (4332, 6530), (5224, 5415)]