72509724

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:220

約数の個数: 144

約数和(自身を含む): 219360960

約数和(自身を除く): 146851236

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 53, 61, 63, 84, 89, 106, 122, 126, 159, 178, 183, 212, 244, 252, 267, 318, 356, 366, 371, 427, 477, 534, 549, 623, 636, 732, 742, 801, 854, 954, 1068, 1098, 1113, 1246, 1281, 1484, 1602, 1708, 1869, 1908, 2196, 2226, 2492, 2562, 3204, 3233, 3339, 3738, 3843, 4452, 4717, 5124, 5429, 5607, 6466, 6678, 7476, 7686, 9434, 9699, 10858, 11214, 12932, 13356, 14151, 15372, 16287, 18868, 19398, 21716, 22428, 22631, 28302, 29097, 32574, 33019, 38003, 38796, 42453, 45262, 48861, 56604, 58194, 65148, 66038, 67893, 76006, 84906, 90524, 97722, 99057, 114009, 116388, 132076, 135786, 152012, 169812, 195444, 198114, 203679, 228018, 271572, 287737, 297171, 342027, 396228, 407358, 456036, 575474, 594342, 684054, 814716, 863211, 1150948, 1188684, 1368108, 1726422, 2014159, 2589633, 3452844, 4028318, 5179266, 6042477, 8056636, 10358532, 12084954, 18127431, 24169908, 36254862, 72509724]

約数ペア:

[(1, 72509724), (2, 36254862), (3, 24169908), (4, 18127431), (6, 12084954), (7, 10358532), (9, 8056636), (12, 6042477), (14, 5179266), (18, 4028318), (21, 3452844), (28, 2589633), (36, 2014159), (42, 1726422), (53, 1368108), (61, 1188684), (63, 1150948), (84, 863211), (89, 814716), (106, 684054), (122, 594342), (126, 575474), (159, 456036), (178, 407358), (183, 396228), (212, 342027), (244, 297171), (252, 287737), (267, 271572), (318, 228018), (356, 203679), (366, 198114), (371, 195444), (427, 169812), (477, 152012), (534, 135786), (549, 132076), (623, 116388), (636, 114009), (732, 99057), (742, 97722), (801, 90524), (854, 84906), (954, 76006), (1068, 67893), (1098, 66038), (1113, 65148), (1246, 58194), (1281, 56604), (1484, 48861), (1602, 45262), (1708, 42453), (1869, 38796), (1908, 38003), (2196, 33019), (2226, 32574), (2492, 29097), (2562, 28302), (3204, 22631), (3233, 22428), (3339, 21716), (3738, 19398), (3843, 18868), (4452, 16287), (4717, 15372), (5124, 14151), (5429, 13356), (5607, 12932), (6466, 11214), (6678, 10858), (7476, 9699), (7686, 9434)]