450377920

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{547}}^1$

素因数の和:678

約数の個数: 112

約数和(自身を含む): 1122444288

約数和(自身を除く): 672066368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 83, 124, 155, 160, 166, 248, 310, 320, 332, 415, 496, 547, 620, 664, 830, 992, 1094, 1240, 1328, 1660, 1984, 2188, 2480, 2573, 2656, 2735, 3320, 4376, 4960, 5146, 5312, 5470, 6640, 8752, 9920, 10292, 10940, 12865, 13280, 16957, 17504, 20584, 21880, 25730, 26560, 33914, 35008, 41168, 43760, 45401, 51460, 67828, 82336, 84785, 87520, 90802, 102920, 135656, 164672, 169570, 175040, 181604, 205840, 227005, 271312, 339140, 363208, 411680, 454010, 542624, 678280, 726416, 823360, 908020, 1085248, 1356560, 1407431, 1452832, 1816040, 2713120, 2814862, 2905664, 3632080, 5426240, 5629724, 7037155, 7264160, 11259448, 14074310, 14528320, 22518896, 28148620, 45037792, 56297240, 90075584, 112594480, 225188960, 450377920]

約数ペア:

[(1, 450377920), (2, 225188960), (4, 112594480), (5, 90075584), (8, 56297240), (10, 45037792), (16, 28148620), (20, 22518896), (31, 14528320), (32, 14074310), (40, 11259448), (62, 7264160), (64, 7037155), (80, 5629724), (83, 5426240), (124, 3632080), (155, 2905664), (160, 2814862), (166, 2713120), (248, 1816040), (310, 1452832), (320, 1407431), (332, 1356560), (415, 1085248), (496, 908020), (547, 823360), (620, 726416), (664, 678280), (830, 542624), (992, 454010), (1094, 411680), (1240, 363208), (1328, 339140), (1660, 271312), (1984, 227005), (2188, 205840), (2480, 181604), (2573, 175040), (2656, 169570), (2735, 164672), (3320, 135656), (4376, 102920), (4960, 90802), (5146, 87520), (5312, 84785), (5470, 82336), (6640, 67828), (8752, 51460), (9920, 45401), (10292, 43760), (10940, 41168), (12865, 35008), (13280, 33914), (16957, 26560), (17504, 25730), (20584, 21880)]