1810279920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{123653}}^1$

素因数の和:123730

約数の個数: 80

約数和(自身を含む): 5703911712

約数和(自身を除く): 3893631792

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 61, 80, 120, 122, 183, 240, 244, 305, 366, 488, 610, 732, 915, 976, 1220, 1464, 1830, 2440, 2928, 3660, 4880, 7320, 14640, 123653, 247306, 370959, 494612, 618265, 741918, 989224, 1236530, 1483836, 1854795, 1978448, 2473060, 2967672, 3709590, 4946120, 5935344, 7419180, 7542833, 9892240, 14838360, 15085666, 22628499, 29676720, 30171332, 37714165, 45256998, 60342664, 75428330, 90513996, 113142495, 120685328, 150856660, 181027992, 226284990, 301713320, 362055984, 452569980, 603426640, 905139960, 1810279920]

約数ペア:

[(1, 1810279920), (2, 905139960), (3, 603426640), (4, 452569980), (5, 362055984), (6, 301713320), (8, 226284990), (10, 181027992), (12, 150856660), (15, 120685328), (16, 113142495), (20, 90513996), (24, 75428330), (30, 60342664), (40, 45256998), (48, 37714165), (60, 30171332), (61, 29676720), (80, 22628499), (120, 15085666), (122, 14838360), (183, 9892240), (240, 7542833), (244, 7419180), (305, 5935344), (366, 4946120), (488, 3709590), (610, 2967672), (732, 2473060), (915, 1978448), (976, 1854795), (1220, 1483836), (1464, 1236530), (1830, 989224), (2440, 741918), (2928, 618265), (3660, 494612), (4880, 370959), (7320, 247306), (14640, 123653)]