31770960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{599}}^1$

素因数の和:645

約数の個数: 160

約数和(自身を含む): 112492800

約数和(自身を除く): 80721840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 17, 20, 24, 26, 30, 34, 39, 40, 48, 51, 52, 60, 65, 68, 78, 80, 85, 102, 104, 120, 130, 136, 156, 170, 195, 204, 208, 221, 240, 255, 260, 272, 312, 340, 390, 408, 442, 510, 520, 599, 624, 663, 680, 780, 816, 884, 1020, 1040, 1105, 1198, 1326, 1360, 1560, 1768, 1797, 2040, 2210, 2396, 2652, 2995, 3120, 3315, 3536, 3594, 4080, 4420, 4792, 5304, 5990, 6630, 7188, 7787, 8840, 8985, 9584, 10183, 10608, 11980, 13260, 14376, 15574, 17680, 17970, 20366, 23361, 23960, 26520, 28752, 30549, 31148, 35940, 38935, 40732, 46722, 47920, 50915, 53040, 61098, 62296, 71880, 77870, 81464, 93444, 101830, 116805, 122196, 124592, 132379, 143760, 152745, 155740, 162928, 186888, 203660, 233610, 244392, 264758, 305490, 311480, 373776, 397137, 407320, 467220, 488784, 529516, 610980, 622960, 661895, 794274, 814640, 934440, 1059032, 1221960, 1323790, 1588548, 1868880, 1985685, 2118064, 2443920, 2647580, 3177096, 3971370, 5295160, 6354192, 7942740, 10590320, 15885480, 31770960]

約数ペア:

[(1, 31770960), (2, 15885480), (3, 10590320), (4, 7942740), (5, 6354192), (6, 5295160), (8, 3971370), (10, 3177096), (12, 2647580), (13, 2443920), (15, 2118064), (16, 1985685), (17, 1868880), (20, 1588548), (24, 1323790), (26, 1221960), (30, 1059032), (34, 934440), (39, 814640), (40, 794274), (48, 661895), (51, 622960), (52, 610980), (60, 529516), (65, 488784), (68, 467220), (78, 407320), (80, 397137), (85, 373776), (102, 311480), (104, 305490), (120, 264758), (130, 244392), (136, 233610), (156, 203660), (170, 186888), (195, 162928), (204, 155740), (208, 152745), (221, 143760), (240, 132379), (255, 124592), (260, 122196), (272, 116805), (312, 101830), (340, 93444), (390, 81464), (408, 77870), (442, 71880), (510, 62296), (520, 61098), (599, 53040), (624, 50915), (663, 47920), (680, 46722), (780, 40732), (816, 38935), (884, 35940), (1020, 31148), (1040, 30549), (1105, 28752), (1198, 26520), (1326, 23960), (1360, 23361), (1560, 20366), (1768, 17970), (1797, 17680), (2040, 15574), (2210, 14376), (2396, 13260), (2652, 11980), (2995, 10608), (3120, 10183), (3315, 9584), (3536, 8985), (3594, 8840), (4080, 7787), (4420, 7188), (4792, 6630), (5304, 5990)]