72872730

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{38557}}^1$

素因数の和:38580

約数の個数: 64

約数和(自身を含む): 222094080

約数和(自身を除く): 149221350

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 38557, 77114, 115671, 192785, 231342, 269899, 347013, 385570, 539798, 578355, 694026, 809697, 1041039, 1156710, 1349495, 1619394, 1735065, 2082078, 2429091, 2698990, 3470130, 4048485, 4858182, 5205195, 7287273, 8096970, 10410390, 12145455, 14574546, 24290910, 36436365, 72872730]

約数ペア:

[(1, 72872730), (2, 36436365), (3, 24290910), (5, 14574546), (6, 12145455), (7, 10410390), (9, 8096970), (10, 7287273), (14, 5205195), (15, 4858182), (18, 4048485), (21, 3470130), (27, 2698990), (30, 2429091), (35, 2082078), (42, 1735065), (45, 1619394), (54, 1349495), (63, 1156710), (70, 1041039), (90, 809697), (105, 694026), (126, 578355), (135, 539798), (189, 385570), (210, 347013), (270, 269899), (315, 231342), (378, 192785), (630, 115671), (945, 77114), (1890, 38557)]