21303600

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{433}}^1$

素因数の和:495

約数の個数: 120

約数和(自身を含む): 70068432

約数和(自身を除く): 48764832

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 41, 48, 50, 60, 75, 80, 82, 100, 120, 123, 150, 164, 200, 205, 240, 246, 300, 328, 400, 410, 433, 492, 600, 615, 656, 820, 866, 984, 1025, 1200, 1230, 1299, 1640, 1732, 1968, 2050, 2165, 2460, 2598, 3075, 3280, 3464, 4100, 4330, 4920, 5196, 6150, 6495, 6928, 8200, 8660, 9840, 10392, 10825, 12300, 12990, 16400, 17320, 17753, 20784, 21650, 24600, 25980, 32475, 34640, 35506, 43300, 49200, 51960, 53259, 64950, 71012, 86600, 88765, 103920, 106518, 129900, 142024, 173200, 177530, 213036, 259800, 266295, 284048, 355060, 426072, 443825, 519600, 532590, 710120, 852144, 887650, 1065180, 1331475, 1420240, 1775300, 2130360, 2662950, 3550600, 4260720, 5325900, 7101200, 10651800, 21303600]

約数ペア:

[(1, 21303600), (2, 10651800), (3, 7101200), (4, 5325900), (5, 4260720), (6, 3550600), (8, 2662950), (10, 2130360), (12, 1775300), (15, 1420240), (16, 1331475), (20, 1065180), (24, 887650), (25, 852144), (30, 710120), (40, 532590), (41, 519600), (48, 443825), (50, 426072), (60, 355060), (75, 284048), (80, 266295), (82, 259800), (100, 213036), (120, 177530), (123, 173200), (150, 142024), (164, 129900), (200, 106518), (205, 103920), (240, 88765), (246, 86600), (300, 71012), (328, 64950), (400, 53259), (410, 51960), (433, 49200), (492, 43300), (600, 35506), (615, 34640), (656, 32475), (820, 25980), (866, 24600), (984, 21650), (1025, 20784), (1200, 17753), (1230, 17320), (1299, 16400), (1640, 12990), (1732, 12300), (1968, 10825), (2050, 10392), (2165, 9840), (2460, 8660), (2598, 8200), (3075, 6928), (3280, 6495), (3464, 6150), (4100, 5196), (4330, 4920)]