156122820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{571}}^1$

素因数の和:631

約数の個数: 216

約数和(自身を含む): 569657088

約数和(自身を除く): 413534268

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 49, 60, 62, 63, 70, 84, 90, 93, 98, 105, 124, 126, 140, 147, 155, 180, 186, 196, 210, 217, 245, 252, 279, 294, 310, 315, 372, 420, 434, 441, 465, 490, 558, 571, 588, 620, 630, 651, 735, 868, 882, 930, 980, 1085, 1116, 1142, 1260, 1302, 1395, 1470, 1519, 1713, 1764, 1860, 1953, 2170, 2205, 2284, 2604, 2790, 2855, 2940, 3038, 3255, 3426, 3906, 3997, 4340, 4410, 4557, 5139, 5580, 5710, 6076, 6510, 6852, 7595, 7812, 7994, 8565, 8820, 9114, 9765, 10278, 11420, 11991, 13020, 13671, 15190, 15988, 17130, 17701, 18228, 19530, 19985, 20556, 22785, 23982, 25695, 27342, 27979, 30380, 34260, 35402, 35973, 39060, 39970, 45570, 47964, 51390, 53103, 54684, 55958, 59955, 68355, 70804, 71946, 79940, 83937, 88505, 91140, 102780, 106206, 111916, 119910, 123907, 136710, 139895, 143892, 159309, 167874, 177010, 179865, 212412, 239820, 247814, 251811, 265515, 273420, 279790, 318618, 335748, 354020, 359730, 371721, 419685, 495628, 503622, 531030, 559580, 619535, 637236, 719460, 743442, 796545, 839370, 867349, 1007244, 1062060, 1115163, 1239070, 1259055, 1486884, 1593090, 1678740, 1734698, 1858605, 2230326, 2478140, 2518110, 2602047, 3186180, 3469396, 3717210, 4336745, 4460652, 5036220, 5204094, 5575815, 7434420, 7806141, 8673490, 10408188, 11151630, 13010235, 15612282, 17346980, 22303260, 26020470, 31224564, 39030705, 52040940, 78061410, 156122820]

約数ペア:

[(1, 156122820), (2, 78061410), (3, 52040940), (4, 39030705), (5, 31224564), (6, 26020470), (7, 22303260), (9, 17346980), (10, 15612282), (12, 13010235), (14, 11151630), (15, 10408188), (18, 8673490), (20, 7806141), (21, 7434420), (28, 5575815), (30, 5204094), (31, 5036220), (35, 4460652), (36, 4336745), (42, 3717210), (45, 3469396), (49, 3186180), (60, 2602047), (62, 2518110), (63, 2478140), (70, 2230326), (84, 1858605), (90, 1734698), (93, 1678740), (98, 1593090), (105, 1486884), (124, 1259055), (126, 1239070), (140, 1115163), (147, 1062060), (155, 1007244), (180, 867349), (186, 839370), (196, 796545), (210, 743442), (217, 719460), (245, 637236), (252, 619535), (279, 559580), (294, 531030), (310, 503622), (315, 495628), (372, 419685), (420, 371721), (434, 359730), (441, 354020), (465, 335748), (490, 318618), (558, 279790), (571, 273420), (588, 265515), (620, 251811), (630, 247814), (651, 239820), (735, 212412), (868, 179865), (882, 177010), (930, 167874), (980, 159309), (1085, 143892), (1116, 139895), (1142, 136710), (1260, 123907), (1302, 119910), (1395, 111916), (1470, 106206), (1519, 102780), (1713, 91140), (1764, 88505), (1860, 83937), (1953, 79940), (2170, 71946), (2205, 70804), (2284, 68355), (2604, 59955), (2790, 55958), (2855, 54684), (2940, 53103), (3038, 51390), (3255, 47964), (3426, 45570), (3906, 39970), (3997, 39060), (4340, 35973), (4410, 35402), (4557, 34260), (5139, 30380), (5580, 27979), (5710, 27342), (6076, 25695), (6510, 23982), (6852, 22785), (7595, 20556), (7812, 19985), (7994, 19530), (8565, 18228), (8820, 17701), (9114, 17130), (9765, 15988), (10278, 15190), (11420, 13671), (11991, 13020)]