660796000

素因数分解:

$2^5\times 5^3\times {\mathrm{31}}^1\times {\mathrm{73}}^2$

素因数の和:202

約数の個数: 144

約数和(自身を含む): 1699221888

約数和(自身を除く): 1038425888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 73, 80, 100, 124, 125, 146, 155, 160, 200, 248, 250, 292, 310, 365, 400, 496, 500, 584, 620, 730, 775, 800, 992, 1000, 1168, 1240, 1460, 1550, 1825, 2000, 2263, 2336, 2480, 2920, 3100, 3650, 3875, 4000, 4526, 4960, 5329, 5840, 6200, 7300, 7750, 9052, 9125, 10658, 11315, 11680, 12400, 14600, 15500, 18104, 18250, 21316, 22630, 24800, 26645, 29200, 31000, 36208, 36500, 42632, 45260, 53290, 56575, 58400, 62000, 72416, 73000, 85264, 90520, 106580, 113150, 124000, 133225, 146000, 165199, 170528, 181040, 213160, 226300, 266450, 282875, 292000, 330398, 362080, 426320, 452600, 532900, 565750, 660796, 666125, 825995, 852640, 905200, 1065800, 1131500, 1321592, 1332250, 1651990, 1810400, 2131600, 2263000, 2643184, 2664500, 3303980, 4129975, 4263200, 4526000, 5286368, 5329000, 6607960, 8259950, 9052000, 10658000, 13215920, 16519900, 20649875, 21316000, 26431840, 33039800, 41299750, 66079600, 82599500, 132159200, 165199000, 330398000, 660796000]

約数ペア:

[(1, 660796000), (2, 330398000), (4, 165199000), (5, 132159200), (8, 82599500), (10, 66079600), (16, 41299750), (20, 33039800), (25, 26431840), (31, 21316000), (32, 20649875), (40, 16519900), (50, 13215920), (62, 10658000), (73, 9052000), (80, 8259950), (100, 6607960), (124, 5329000), (125, 5286368), (146, 4526000), (155, 4263200), (160, 4129975), (200, 3303980), (248, 2664500), (250, 2643184), (292, 2263000), (310, 2131600), (365, 1810400), (400, 1651990), (496, 1332250), (500, 1321592), (584, 1131500), (620, 1065800), (730, 905200), (775, 852640), (800, 825995), (992, 666125), (1000, 660796), (1168, 565750), (1240, 532900), (1460, 452600), (1550, 426320), (1825, 362080), (2000, 330398), (2263, 292000), (2336, 282875), (2480, 266450), (2920, 226300), (3100, 213160), (3650, 181040), (3875, 170528), (4000, 165199), (4526, 146000), (4960, 133225), (5329, 124000), (5840, 113150), (6200, 106580), (7300, 90520), (7750, 85264), (9052, 73000), (9125, 72416), (10658, 62000), (11315, 58400), (11680, 56575), (12400, 53290), (14600, 45260), (15500, 42632), (18104, 36500), (18250, 36208), (21316, 31000), (22630, 29200), (24800, 26645)]