145103980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{3853}}^1$

素因数の和:4138

約数の個数: 48

約数和(自身を含む): 349634880

約数和(自身を除く): 204530900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 269, 538, 1076, 1345, 1883, 2690, 3766, 3853, 5380, 7532, 7706, 9415, 15412, 18830, 19265, 26971, 37660, 38530, 53942, 77060, 107884, 134855, 269710, 539420, 1036457, 2072914, 4145828, 5182285, 7255199, 10364570, 14510398, 20729140, 29020796, 36275995, 72551990, 145103980]

約数ペア:

[(1, 145103980), (2, 72551990), (4, 36275995), (5, 29020796), (7, 20729140), (10, 14510398), (14, 10364570), (20, 7255199), (28, 5182285), (35, 4145828), (70, 2072914), (140, 1036457), (269, 539420), (538, 269710), (1076, 134855), (1345, 107884), (1883, 77060), (2690, 53942), (3766, 38530), (3853, 37660), (5380, 26971), (7532, 19265), (7706, 18830), (9415, 15412)]