144794180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1\times {\mathrm{571}}^1$

素因数の和:1020

約数の個数: 48

約数和(自身を含む): 315194880

約数和(自身を除く): 170400700

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 409, 571, 620, 818, 1142, 1636, 2045, 2284, 2855, 4090, 5710, 8180, 11420, 12679, 17701, 25358, 35402, 50716, 63395, 70804, 88505, 126790, 177010, 233539, 253580, 354020, 467078, 934156, 1167695, 2335390, 4670780, 7239709, 14479418, 28958836, 36198545, 72397090, 144794180]

約数ペア:

[(1, 144794180), (2, 72397090), (4, 36198545), (5, 28958836), (10, 14479418), (20, 7239709), (31, 4670780), (62, 2335390), (124, 1167695), (155, 934156), (310, 467078), (409, 354020), (571, 253580), (620, 233539), (818, 177010), (1142, 126790), (1636, 88505), (2045, 70804), (2284, 63395), (2855, 50716), (4090, 35402), (5710, 25358), (8180, 17701), (11420, 12679)]