38311140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:266

約数の個数: 144

約数和(自身を含む): 127092672

約数和(自身を除く): 88781532

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 83, 84, 98, 105, 140, 147, 157, 166, 196, 210, 245, 249, 294, 314, 332, 415, 420, 471, 490, 498, 581, 588, 628, 735, 785, 830, 942, 980, 996, 1099, 1162, 1245, 1470, 1570, 1660, 1743, 1884, 2198, 2324, 2355, 2490, 2905, 2940, 3140, 3297, 3486, 4067, 4396, 4710, 4980, 5495, 5810, 6594, 6972, 7693, 8134, 8715, 9420, 10990, 11620, 12201, 13031, 13188, 15386, 16268, 16485, 17430, 20335, 21980, 23079, 24402, 26062, 30772, 32970, 34860, 38465, 39093, 40670, 46158, 48804, 52124, 61005, 65155, 65940, 76930, 78186, 81340, 91217, 92316, 115395, 122010, 130310, 153860, 156372, 182434, 195465, 230790, 244020, 260620, 273651, 364868, 390930, 456085, 461580, 547302, 638519, 781860, 912170, 1094604, 1277038, 1368255, 1824340, 1915557, 2554076, 2736510, 3192595, 3831114, 5473020, 6385190, 7662228, 9577785, 12770380, 19155570, 38311140]

約数ペア:

[(1, 38311140), (2, 19155570), (3, 12770380), (4, 9577785), (5, 7662228), (6, 6385190), (7, 5473020), (10, 3831114), (12, 3192595), (14, 2736510), (15, 2554076), (20, 1915557), (21, 1824340), (28, 1368255), (30, 1277038), (35, 1094604), (42, 912170), (49, 781860), (60, 638519), (70, 547302), (83, 461580), (84, 456085), (98, 390930), (105, 364868), (140, 273651), (147, 260620), (157, 244020), (166, 230790), (196, 195465), (210, 182434), (245, 156372), (249, 153860), (294, 130310), (314, 122010), (332, 115395), (415, 92316), (420, 91217), (471, 81340), (490, 78186), (498, 76930), (581, 65940), (588, 65155), (628, 61005), (735, 52124), (785, 48804), (830, 46158), (942, 40670), (980, 39093), (996, 38465), (1099, 34860), (1162, 32970), (1245, 30772), (1470, 26062), (1570, 24402), (1660, 23079), (1743, 21980), (1884, 20335), (2198, 17430), (2324, 16485), (2355, 16268), (2490, 15386), (2905, 13188), (2940, 13031), (3140, 12201), (3297, 11620), (3486, 10990), (4067, 9420), (4396, 8715), (4710, 8134), (4980, 7693), (5495, 6972), (5810, 6594)]