75711720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{521}}^1$

素因数の和:715

約数の個数: 128

約数和(自身を含む): 261584640

約数和(自身を除く): 185872920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 173, 210, 280, 346, 420, 519, 521, 692, 840, 865, 1038, 1042, 1211, 1384, 1563, 1730, 2076, 2084, 2422, 2595, 2605, 3126, 3460, 3633, 3647, 4152, 4168, 4844, 5190, 5210, 6055, 6252, 6920, 7266, 7294, 7815, 9688, 10380, 10420, 10941, 12110, 12504, 14532, 14588, 15630, 18165, 18235, 20760, 20840, 21882, 24220, 29064, 29176, 31260, 36330, 36470, 43764, 48440, 54705, 62520, 72660, 72940, 87528, 90133, 109410, 145320, 145880, 180266, 218820, 270399, 360532, 437640, 450665, 540798, 630931, 721064, 901330, 1081596, 1261862, 1351995, 1802660, 1892793, 2163192, 2523724, 2703990, 3154655, 3605320, 3785586, 5047448, 5407980, 6309310, 7571172, 9463965, 10815960, 12618620, 15142344, 18927930, 25237240, 37855860, 75711720]

約数ペア:

[(1, 75711720), (2, 37855860), (3, 25237240), (4, 18927930), (5, 15142344), (6, 12618620), (7, 10815960), (8, 9463965), (10, 7571172), (12, 6309310), (14, 5407980), (15, 5047448), (20, 3785586), (21, 3605320), (24, 3154655), (28, 2703990), (30, 2523724), (35, 2163192), (40, 1892793), (42, 1802660), (56, 1351995), (60, 1261862), (70, 1081596), (84, 901330), (105, 721064), (120, 630931), (140, 540798), (168, 450665), (173, 437640), (210, 360532), (280, 270399), (346, 218820), (420, 180266), (519, 145880), (521, 145320), (692, 109410), (840, 90133), (865, 87528), (1038, 72940), (1042, 72660), (1211, 62520), (1384, 54705), (1563, 48440), (1730, 43764), (2076, 36470), (2084, 36330), (2422, 31260), (2595, 29176), (2605, 29064), (3126, 24220), (3460, 21882), (3633, 20840), (3647, 20760), (4152, 18235), (4168, 18165), (4844, 15630), (5190, 14588), (5210, 14532), (6055, 12504), (6252, 12110), (6920, 10941), (7266, 10420), (7294, 10380), (7815, 9688)]