20161987830

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{463}}^1\times {\mathrm{1453}}^1$

素因数の和:1972

約数の個数: 160

約数和(自身を含む): 55837229184

約数和(自身を除く): 35675241354

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 37, 45, 54, 74, 81, 90, 111, 135, 162, 185, 222, 270, 333, 370, 405, 463, 555, 666, 810, 926, 999, 1110, 1389, 1453, 1665, 1998, 2315, 2778, 2906, 2997, 3330, 4167, 4359, 4630, 4995, 5994, 6945, 7265, 8334, 8718, 9990, 12501, 13077, 13890, 14530, 14985, 17131, 20835, 21795, 25002, 26154, 29970, 34262, 37503, 39231, 41670, 43590, 51393, 53761, 62505, 65385, 75006, 78462, 85655, 102786, 107522, 117693, 125010, 130770, 154179, 161283, 171310, 187515, 196155, 235386, 256965, 268805, 308358, 322566, 375030, 392310, 462537, 483849, 513930, 537610, 588465, 672739, 770895, 806415, 925074, 967698, 1176930, 1345478, 1387611, 1451547, 1541790, 1612830, 2018217, 2312685, 2419245, 2775222, 2903094, 3363695, 4036434, 4354641, 4625370, 4838490, 6054651, 6727390, 6938055, 7257735, 8709282, 10091085, 12109302, 13876110, 14515470, 18163953, 20182170, 21773205, 24891343, 30273255, 36327906, 43546410, 49782686, 54491859, 60546510, 74674029, 90819765, 108983718, 124456715, 149348058, 181639530, 224022087, 248913430, 272459295, 373370145, 448044174, 544918590, 672066261, 746740290, 1120110435, 1344132522, 2016198783, 2240220870, 3360331305, 4032397566, 6720662610, 10080993915, 20161987830]

約数ペア:

[(1, 20161987830), (2, 10080993915), (3, 6720662610), (5, 4032397566), (6, 3360331305), (9, 2240220870), (10, 2016198783), (15, 1344132522), (18, 1120110435), (27, 746740290), (30, 672066261), (37, 544918590), (45, 448044174), (54, 373370145), (74, 272459295), (81, 248913430), (90, 224022087), (111, 181639530), (135, 149348058), (162, 124456715), (185, 108983718), (222, 90819765), (270, 74674029), (333, 60546510), (370, 54491859), (405, 49782686), (463, 43546410), (555, 36327906), (666, 30273255), (810, 24891343), (926, 21773205), (999, 20182170), (1110, 18163953), (1389, 14515470), (1453, 13876110), (1665, 12109302), (1998, 10091085), (2315, 8709282), (2778, 7257735), (2906, 6938055), (2997, 6727390), (3330, 6054651), (4167, 4838490), (4359, 4625370), (4630, 4354641), (4995, 4036434), (5994, 3363695), (6945, 2903094), (7265, 2775222), (8334, 2419245), (8718, 2312685), (9990, 2018217), (12501, 1612830), (13077, 1541790), (13890, 1451547), (14530, 1387611), (14985, 1345478), (17131, 1176930), (20835, 967698), (21795, 925074), (25002, 806415), (26154, 770895), (29970, 672739), (34262, 588465), (37503, 537610), (39231, 513930), (41670, 483849), (43590, 462537), (51393, 392310), (53761, 375030), (62505, 322566), (65385, 308358), (75006, 268805), (78462, 256965), (85655, 235386), (102786, 196155), (107522, 187515), (117693, 171310), (125010, 161283), (130770, 154179)]