128470950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{4021}}^1$

素因数の和:4110

約数の個数: 72

約数和(自身を含む): 350107056

約数和(自身を除く): 221636106

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 71, 75, 90, 142, 150, 213, 225, 355, 426, 450, 639, 710, 1065, 1278, 1775, 2130, 3195, 3550, 4021, 5325, 6390, 8042, 10650, 12063, 15975, 20105, 24126, 31950, 36189, 40210, 60315, 72378, 100525, 120630, 180945, 201050, 285491, 301575, 361890, 570982, 603150, 856473, 904725, 1427455, 1712946, 1809450, 2569419, 2854910, 4282365, 5138838, 7137275, 8564730, 12847095, 14274550, 21411825, 25694190, 42823650, 64235475, 128470950]

約数ペア:

[(1, 128470950), (2, 64235475), (3, 42823650), (5, 25694190), (6, 21411825), (9, 14274550), (10, 12847095), (15, 8564730), (18, 7137275), (25, 5138838), (30, 4282365), (45, 2854910), (50, 2569419), (71, 1809450), (75, 1712946), (90, 1427455), (142, 904725), (150, 856473), (213, 603150), (225, 570982), (355, 361890), (426, 301575), (450, 285491), (639, 201050), (710, 180945), (1065, 120630), (1278, 100525), (1775, 72378), (2130, 60315), (3195, 40210), (3550, 36189), (4021, 31950), (5325, 24126), (6390, 20105), (8042, 15975), (10650, 12063)]