72455680

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:148

約数の個数: 160

約数和(自身を含む): 197987328

約数和(自身を除く): 125531648

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 80, 83, 88, 110, 124, 128, 155, 160, 166, 176, 220, 248, 256, 310, 320, 332, 341, 352, 415, 440, 496, 512, 620, 640, 664, 682, 704, 830, 880, 913, 992, 1240, 1280, 1328, 1364, 1408, 1660, 1705, 1760, 1826, 1984, 2480, 2560, 2573, 2656, 2728, 2816, 3320, 3410, 3520, 3652, 3968, 4565, 4960, 5146, 5312, 5456, 5632, 6640, 6820, 7040, 7304, 7936, 9130, 9920, 10292, 10624, 10912, 12865, 13280, 13640, 14080, 14608, 15872, 18260, 19840, 20584, 21248, 21824, 25730, 26560, 27280, 28160, 28303, 29216, 36520, 39680, 41168, 42496, 43648, 51460, 53120, 54560, 56606, 58432, 73040, 79360, 82336, 87296, 102920, 106240, 109120, 113212, 116864, 141515, 146080, 164672, 174592, 205840, 212480, 218240, 226424, 233728, 283030, 292160, 329344, 411680, 436480, 452848, 467456, 566060, 584320, 658688, 823360, 872960, 905696, 1132120, 1168640, 1317376, 1646720, 1811392, 2264240, 2337280, 3293440, 3622784, 4528480, 6586880, 7245568, 9056960, 14491136, 18113920, 36227840, 72455680]

約数ペア:

[(1, 72455680), (2, 36227840), (4, 18113920), (5, 14491136), (8, 9056960), (10, 7245568), (11, 6586880), (16, 4528480), (20, 3622784), (22, 3293440), (31, 2337280), (32, 2264240), (40, 1811392), (44, 1646720), (55, 1317376), (62, 1168640), (64, 1132120), (80, 905696), (83, 872960), (88, 823360), (110, 658688), (124, 584320), (128, 566060), (155, 467456), (160, 452848), (166, 436480), (176, 411680), (220, 329344), (248, 292160), (256, 283030), (310, 233728), (320, 226424), (332, 218240), (341, 212480), (352, 205840), (415, 174592), (440, 164672), (496, 146080), (512, 141515), (620, 116864), (640, 113212), (664, 109120), (682, 106240), (704, 102920), (830, 87296), (880, 82336), (913, 79360), (992, 73040), (1240, 58432), (1280, 56606), (1328, 54560), (1364, 53120), (1408, 51460), (1660, 43648), (1705, 42496), (1760, 41168), (1826, 39680), (1984, 36520), (2480, 29216), (2560, 28303), (2573, 28160), (2656, 27280), (2728, 26560), (2816, 25730), (3320, 21824), (3410, 21248), (3520, 20584), (3652, 19840), (3968, 18260), (4565, 15872), (4960, 14608), (5146, 14080), (5312, 13640), (5456, 13280), (5632, 12865), (6640, 10912), (6820, 10624), (7040, 10292), (7304, 9920), (7936, 9130)]