30881970

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{49019}}^1$

素因数の和:49039

約数の個数: 48

約数和(自身を含む): 91765440

約数和(自身を除く): 60883470

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 49019, 98038, 147057, 245095, 294114, 343133, 441171, 490190, 686266, 735285, 882342, 1029399, 1470570, 1715665, 2058798, 2205855, 3088197, 3431330, 4411710, 5146995, 6176394, 10293990, 15440985, 30881970]

約数ペア:

[(1, 30881970), (2, 15440985), (3, 10293990), (5, 6176394), (6, 5146995), (7, 4411710), (9, 3431330), (10, 3088197), (14, 2205855), (15, 2058798), (18, 1715665), (21, 1470570), (30, 1029399), (35, 882342), (42, 735285), (45, 686266), (63, 490190), (70, 441171), (90, 343133), (105, 294114), (126, 245095), (210, 147057), (315, 98038), (630, 49019)]