1520215080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{9391}}^1$

素因数の和:9495

約数の個数: 128

約数和(自身を含む): 4868812800

約数和(自身を除く): 3348597720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 71, 76, 95, 114, 120, 142, 152, 190, 213, 228, 284, 285, 355, 380, 426, 456, 568, 570, 710, 760, 852, 1065, 1140, 1349, 1420, 1704, 2130, 2280, 2698, 2840, 4047, 4260, 5396, 6745, 8094, 8520, 9391, 10792, 13490, 16188, 18782, 20235, 26980, 28173, 32376, 37564, 40470, 46955, 53960, 56346, 75128, 80940, 93910, 112692, 140865, 161880, 178429, 187820, 225384, 281730, 356858, 375640, 535287, 563460, 666761, 713716, 892145, 1070574, 1126920, 1333522, 1427432, 1784290, 2000283, 2141148, 2667044, 2676435, 3333805, 3568580, 4000566, 4282296, 5334088, 5352870, 6667610, 7137160, 8001132, 10001415, 10705740, 12668459, 13335220, 16002264, 20002830, 21411480, 25336918, 26670440, 38005377, 40005660, 50673836, 63342295, 76010754, 80011320, 101347672, 126684590, 152021508, 190026885, 253369180, 304043016, 380053770, 506738360, 760107540, 1520215080]

約数ペア:

[(1, 1520215080), (2, 760107540), (3, 506738360), (4, 380053770), (5, 304043016), (6, 253369180), (8, 190026885), (10, 152021508), (12, 126684590), (15, 101347672), (19, 80011320), (20, 76010754), (24, 63342295), (30, 50673836), (38, 40005660), (40, 38005377), (57, 26670440), (60, 25336918), (71, 21411480), (76, 20002830), (95, 16002264), (114, 13335220), (120, 12668459), (142, 10705740), (152, 10001415), (190, 8001132), (213, 7137160), (228, 6667610), (284, 5352870), (285, 5334088), (355, 4282296), (380, 4000566), (426, 3568580), (456, 3333805), (568, 2676435), (570, 2667044), (710, 2141148), (760, 2000283), (852, 1784290), (1065, 1427432), (1140, 1333522), (1349, 1126920), (1420, 1070574), (1704, 892145), (2130, 713716), (2280, 666761), (2698, 563460), (2840, 535287), (4047, 375640), (4260, 356858), (5396, 281730), (6745, 225384), (8094, 187820), (8520, 178429), (9391, 161880), (10792, 140865), (13490, 112692), (16188, 93910), (18782, 80940), (20235, 75128), (26980, 56346), (28173, 53960), (32376, 46955), (37564, 40470)]