71972220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1721}}^1$

素因数の和:1791

約数の個数: 96

約数和(自身を含む): 218707776

約数和(自身を除く): 146735556

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 41, 51, 60, 68, 82, 85, 102, 123, 164, 170, 204, 205, 246, 255, 340, 410, 492, 510, 615, 697, 820, 1020, 1230, 1394, 1721, 2091, 2460, 2788, 3442, 3485, 4182, 5163, 6884, 6970, 8364, 8605, 10326, 10455, 13940, 17210, 20652, 20910, 25815, 29257, 34420, 41820, 51630, 58514, 70561, 87771, 103260, 117028, 141122, 146285, 175542, 211683, 282244, 292570, 351084, 352805, 423366, 438855, 585140, 705610, 846732, 877710, 1058415, 1199537, 1411220, 1755420, 2116830, 2399074, 3598611, 4233660, 4798148, 5997685, 7197222, 11995370, 14394444, 17993055, 23990740, 35986110, 71972220]

約数ペア:

[(1, 71972220), (2, 35986110), (3, 23990740), (4, 17993055), (5, 14394444), (6, 11995370), (10, 7197222), (12, 5997685), (15, 4798148), (17, 4233660), (20, 3598611), (30, 2399074), (34, 2116830), (41, 1755420), (51, 1411220), (60, 1199537), (68, 1058415), (82, 877710), (85, 846732), (102, 705610), (123, 585140), (164, 438855), (170, 423366), (204, 352805), (205, 351084), (246, 292570), (255, 282244), (340, 211683), (410, 175542), (492, 146285), (510, 141122), (615, 117028), (697, 103260), (820, 87771), (1020, 70561), (1230, 58514), (1394, 51630), (1721, 41820), (2091, 34420), (2460, 29257), (2788, 25815), (3442, 20910), (3485, 20652), (4182, 17210), (5163, 13940), (6884, 10455), (6970, 10326), (8364, 8605)]