313540020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{503}}^1\times {\mathrm{3463}}^1$

素因数の和:3981

約数の個数: 72

約数和(自身を含む): 953237376

約数和(自身を除く): 639697356

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 503, 1006, 1509, 2012, 2515, 3018, 3463, 4527, 5030, 6036, 6926, 7545, 9054, 10060, 10389, 13852, 15090, 17315, 18108, 20778, 22635, 30180, 31167, 34630, 41556, 45270, 51945, 62334, 69260, 90540, 103890, 124668, 155835, 207780, 311670, 623340, 1741889, 3483778, 5225667, 6967556, 8709445, 10451334, 15677001, 17418890, 20902668, 26128335, 31354002, 34837780, 52256670, 62708004, 78385005, 104513340, 156770010, 313540020]

約数ペア:

[(1, 313540020), (2, 156770010), (3, 104513340), (4, 78385005), (5, 62708004), (6, 52256670), (9, 34837780), (10, 31354002), (12, 26128335), (15, 20902668), (18, 17418890), (20, 15677001), (30, 10451334), (36, 8709445), (45, 6967556), (60, 5225667), (90, 3483778), (180, 1741889), (503, 623340), (1006, 311670), (1509, 207780), (2012, 155835), (2515, 124668), (3018, 103890), (3463, 90540), (4527, 69260), (5030, 62334), (6036, 51945), (6926, 45270), (7545, 41556), (9054, 34630), (10060, 31167), (10389, 30180), (13852, 22635), (15090, 20778), (17315, 18108)]