9780138420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{737567}}^1$

素因数の和:737609

約数の個数: 96

約数和(自身を含む): 31225678848

約数和(自身を除く): 21445540428

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 34, 39, 51, 52, 60, 65, 68, 78, 85, 102, 130, 156, 170, 195, 204, 221, 255, 260, 340, 390, 442, 510, 663, 780, 884, 1020, 1105, 1326, 2210, 2652, 3315, 4420, 6630, 13260, 737567, 1475134, 2212701, 2950268, 3687835, 4425402, 7375670, 8850804, 9588371, 11063505, 12538639, 14751340, 19176742, 22127010, 25077278, 28765113, 37615917, 38353484, 44254020, 47941855, 50154556, 57530226, 62693195, 75231834, 95883710, 115060452, 125386390, 143825565, 150463668, 163002307, 188079585, 191767420, 250772780, 287651130, 326004614, 376159170, 489006921, 575302260, 652009228, 752318340, 815011535, 978013842, 1630023070, 1956027684, 2445034605, 3260046140, 4890069210, 9780138420]

約数ペア:

[(1, 9780138420), (2, 4890069210), (3, 3260046140), (4, 2445034605), (5, 1956027684), (6, 1630023070), (10, 978013842), (12, 815011535), (13, 752318340), (15, 652009228), (17, 575302260), (20, 489006921), (26, 376159170), (30, 326004614), (34, 287651130), (39, 250772780), (51, 191767420), (52, 188079585), (60, 163002307), (65, 150463668), (68, 143825565), (78, 125386390), (85, 115060452), (102, 95883710), (130, 75231834), (156, 62693195), (170, 57530226), (195, 50154556), (204, 47941855), (221, 44254020), (255, 38353484), (260, 37615917), (340, 28765113), (390, 25077278), (442, 22127010), (510, 19176742), (663, 14751340), (780, 12538639), (884, 11063505), (1020, 9588371), (1105, 8850804), (1326, 7375670), (2210, 4425402), (2652, 3687835), (3315, 2950268), (4420, 2212701), (6630, 1475134), (13260, 737567)]