816390450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{29741}}^1$

素因数の和:29820

約数の個数: 72

約数和(自身を含む): 2229400836

約数和(自身を除く): 1413010386

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 61, 75, 90, 122, 150, 183, 225, 305, 366, 450, 549, 610, 915, 1098, 1525, 1830, 2745, 3050, 4575, 5490, 9150, 13725, 27450, 29741, 59482, 89223, 148705, 178446, 267669, 297410, 446115, 535338, 743525, 892230, 1338345, 1487050, 1814201, 2230575, 2676690, 3628402, 4461150, 5442603, 6691725, 9071005, 10885206, 13383450, 16327809, 18142010, 27213015, 32655618, 45355025, 54426030, 81639045, 90710050, 136065075, 163278090, 272130150, 408195225, 816390450]

約数ペア:

[(1, 816390450), (2, 408195225), (3, 272130150), (5, 163278090), (6, 136065075), (9, 90710050), (10, 81639045), (15, 54426030), (18, 45355025), (25, 32655618), (30, 27213015), (45, 18142010), (50, 16327809), (61, 13383450), (75, 10885206), (90, 9071005), (122, 6691725), (150, 5442603), (183, 4461150), (225, 3628402), (305, 2676690), (366, 2230575), (450, 1814201), (549, 1487050), (610, 1338345), (915, 892230), (1098, 743525), (1525, 535338), (1830, 446115), (2745, 297410), (3050, 267669), (4575, 178446), (5490, 148705), (9150, 89223), (13725, 59482), (27450, 29741)]