78436560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{167}}^1$

素因数の和:305

約数の個数: 160

約数和(自身を含む): 259983360

約数和(自身を除く): 181546800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 103, 114, 120, 152, 167, 190, 206, 228, 240, 285, 304, 309, 334, 380, 412, 456, 501, 515, 570, 618, 668, 760, 824, 835, 912, 1002, 1030, 1140, 1236, 1336, 1520, 1545, 1648, 1670, 1957, 2004, 2060, 2280, 2472, 2505, 2672, 3090, 3173, 3340, 3914, 4008, 4120, 4560, 4944, 5010, 5871, 6180, 6346, 6680, 7828, 8016, 8240, 9519, 9785, 10020, 11742, 12360, 12692, 13360, 15656, 15865, 17201, 19038, 19570, 20040, 23484, 24720, 25384, 29355, 31312, 31730, 34402, 38076, 39140, 40080, 46968, 47595, 50768, 51603, 58710, 63460, 68804, 76152, 78280, 86005, 93936, 95190, 103206, 117420, 126920, 137608, 152304, 156560, 172010, 190380, 206412, 234840, 253840, 258015, 275216, 326819, 344020, 380760, 412824, 469680, 516030, 653638, 688040, 761520, 825648, 980457, 1032060, 1307276, 1376080, 1634095, 1960914, 2064120, 2614552, 3268190, 3921828, 4128240, 4902285, 5229104, 6536380, 7843656, 9804570, 13072760, 15687312, 19609140, 26145520, 39218280, 78436560]

約数ペア:

[(1, 78436560), (2, 39218280), (3, 26145520), (4, 19609140), (5, 15687312), (6, 13072760), (8, 9804570), (10, 7843656), (12, 6536380), (15, 5229104), (16, 4902285), (19, 4128240), (20, 3921828), (24, 3268190), (30, 2614552), (38, 2064120), (40, 1960914), (48, 1634095), (57, 1376080), (60, 1307276), (76, 1032060), (80, 980457), (95, 825648), (103, 761520), (114, 688040), (120, 653638), (152, 516030), (167, 469680), (190, 412824), (206, 380760), (228, 344020), (240, 326819), (285, 275216), (304, 258015), (309, 253840), (334, 234840), (380, 206412), (412, 190380), (456, 172010), (501, 156560), (515, 152304), (570, 137608), (618, 126920), (668, 117420), (760, 103206), (824, 95190), (835, 93936), (912, 86005), (1002, 78280), (1030, 76152), (1140, 68804), (1236, 63460), (1336, 58710), (1520, 51603), (1545, 50768), (1648, 47595), (1670, 46968), (1957, 40080), (2004, 39140), (2060, 38076), (2280, 34402), (2472, 31730), (2505, 31312), (2672, 29355), (3090, 25384), (3173, 24720), (3340, 23484), (3914, 20040), (4008, 19570), (4120, 19038), (4560, 17201), (4944, 15865), (5010, 15656), (5871, 13360), (6180, 12692), (6346, 12360), (6680, 11742), (7828, 10020), (8016, 9785), (8240, 9519)]