637925190

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2621}}^1$

素因数の和:2718

約数の個数: 128

約数和(自身を含む): 1872737280

約数和(自身を除く): 1234812090

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 61, 70, 95, 105, 114, 122, 133, 183, 190, 210, 266, 285, 305, 366, 399, 427, 570, 610, 665, 798, 854, 915, 1159, 1281, 1330, 1830, 1995, 2135, 2318, 2562, 2621, 3477, 3990, 4270, 5242, 5795, 6405, 6954, 7863, 8113, 11590, 12810, 13105, 15726, 16226, 17385, 18347, 24339, 26210, 34770, 36694, 39315, 40565, 48678, 49799, 55041, 78630, 81130, 91735, 99598, 110082, 121695, 149397, 159881, 183470, 243390, 248995, 275205, 298794, 319762, 348593, 479643, 497990, 550410, 697186, 746985, 799405, 959286, 1045779, 1119167, 1493970, 1598810, 1742965, 2091558, 2238334, 2398215, 3037739, 3357501, 3485930, 4796430, 5228895, 5595835, 6075478, 6715002, 9113217, 10457790, 11191670, 15188695, 16787505, 18226434, 21264173, 30377390, 33575010, 42528346, 45566085, 63792519, 91132170, 106320865, 127585038, 212641730, 318962595, 637925190]

約数ペア:

[(1, 637925190), (2, 318962595), (3, 212641730), (5, 127585038), (6, 106320865), (7, 91132170), (10, 63792519), (14, 45566085), (15, 42528346), (19, 33575010), (21, 30377390), (30, 21264173), (35, 18226434), (38, 16787505), (42, 15188695), (57, 11191670), (61, 10457790), (70, 9113217), (95, 6715002), (105, 6075478), (114, 5595835), (122, 5228895), (133, 4796430), (183, 3485930), (190, 3357501), (210, 3037739), (266, 2398215), (285, 2238334), (305, 2091558), (366, 1742965), (399, 1598810), (427, 1493970), (570, 1119167), (610, 1045779), (665, 959286), (798, 799405), (854, 746985), (915, 697186), (1159, 550410), (1281, 497990), (1330, 479643), (1830, 348593), (1995, 319762), (2135, 298794), (2318, 275205), (2562, 248995), (2621, 243390), (3477, 183470), (3990, 159881), (4270, 149397), (5242, 121695), (5795, 110082), (6405, 99598), (6954, 91735), (7863, 81130), (8113, 78630), (11590, 55041), (12810, 49799), (13105, 48678), (15726, 40565), (16226, 39315), (17385, 36694), (18347, 34770), (24339, 26210)]