201528120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{40961}}^1$

素因数の和:41016

約数の個数: 64

約数和(自身を含む): 619345440

約数和(自身を除く): 417817320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 120, 123, 164, 205, 246, 328, 410, 492, 615, 820, 984, 1230, 1640, 2460, 4920, 40961, 81922, 122883, 163844, 204805, 245766, 327688, 409610, 491532, 614415, 819220, 983064, 1228830, 1638440, 1679401, 2457660, 3358802, 4915320, 5038203, 6717604, 8397005, 10076406, 13435208, 16794010, 20152812, 25191015, 33588020, 40305624, 50382030, 67176040, 100764060, 201528120]

約数ペア:

[(1, 201528120), (2, 100764060), (3, 67176040), (4, 50382030), (5, 40305624), (6, 33588020), (8, 25191015), (10, 20152812), (12, 16794010), (15, 13435208), (20, 10076406), (24, 8397005), (30, 6717604), (40, 5038203), (41, 4915320), (60, 3358802), (82, 2457660), (120, 1679401), (123, 1638440), (164, 1228830), (205, 983064), (246, 819220), (328, 614415), (410, 491532), (492, 409610), (615, 327688), (820, 245766), (984, 204805), (1230, 163844), (1640, 122883), (2460, 81922), (4920, 40961)]