85715460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{353}}^1$

素因数の和:458

約数の個数: 144

約数和(自身を含む): 278328960

約数和(自身を除く): 192613500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 71, 76, 90, 95, 114, 142, 171, 180, 190, 213, 228, 284, 285, 342, 353, 355, 380, 426, 570, 639, 684, 706, 710, 852, 855, 1059, 1065, 1140, 1278, 1349, 1412, 1420, 1710, 1765, 2118, 2130, 2556, 2698, 3177, 3195, 3420, 3530, 4047, 4236, 4260, 5295, 5396, 6354, 6390, 6707, 6745, 7060, 8094, 10590, 12141, 12708, 12780, 13414, 13490, 15885, 16188, 20121, 20235, 21180, 24282, 25063, 26828, 26980, 31770, 33535, 40242, 40470, 48564, 50126, 60363, 60705, 63540, 67070, 75189, 80484, 80940, 100252, 100605, 120726, 121410, 125315, 134140, 150378, 201210, 225567, 241452, 242820, 250630, 300756, 301815, 375945, 402420, 451134, 476197, 501260, 603630, 751890, 902268, 952394, 1127835, 1207260, 1428591, 1503780, 1904788, 2255670, 2380985, 2857182, 4285773, 4511340, 4761970, 5714364, 7142955, 8571546, 9523940, 14285910, 17143092, 21428865, 28571820, 42857730, 85715460]

約数ペア:

[(1, 85715460), (2, 42857730), (3, 28571820), (4, 21428865), (5, 17143092), (6, 14285910), (9, 9523940), (10, 8571546), (12, 7142955), (15, 5714364), (18, 4761970), (19, 4511340), (20, 4285773), (30, 2857182), (36, 2380985), (38, 2255670), (45, 1904788), (57, 1503780), (60, 1428591), (71, 1207260), (76, 1127835), (90, 952394), (95, 902268), (114, 751890), (142, 603630), (171, 501260), (180, 476197), (190, 451134), (213, 402420), (228, 375945), (284, 301815), (285, 300756), (342, 250630), (353, 242820), (355, 241452), (380, 225567), (426, 201210), (570, 150378), (639, 134140), (684, 125315), (706, 121410), (710, 120726), (852, 100605), (855, 100252), (1059, 80940), (1065, 80484), (1140, 75189), (1278, 67070), (1349, 63540), (1412, 60705), (1420, 60363), (1710, 50126), (1765, 48564), (2118, 40470), (2130, 40242), (2556, 33535), (2698, 31770), (3177, 26980), (3195, 26828), (3420, 25063), (3530, 24282), (4047, 21180), (4236, 20235), (4260, 20121), (5295, 16188), (5396, 15885), (6354, 13490), (6390, 13414), (6707, 12780), (6745, 12708), (7060, 12141), (8094, 10590)]