1275876720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{659}}^1\times {\mathrm{2689}}^1$

素因数の和:3367

約数の個数: 120

約数和(自身を含む): 4292917200

約数和(自身を除く): 3017040480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 659, 720, 1318, 1977, 2636, 2689, 3295, 3954, 5272, 5378, 5931, 6590, 7908, 8067, 9885, 10544, 10756, 11862, 13180, 13445, 15816, 16134, 19770, 21512, 23724, 24201, 26360, 26890, 29655, 31632, 32268, 39540, 40335, 43024, 47448, 48402, 52720, 53780, 59310, 64536, 79080, 80670, 94896, 96804, 107560, 118620, 121005, 129072, 158160, 161340, 193608, 215120, 237240, 242010, 322680, 387216, 474480, 484020, 645360, 968040, 1772051, 1936080, 3544102, 5316153, 7088204, 8860255, 10632306, 14176408, 15948459, 17720510, 21264612, 26580765, 28352816, 31896918, 35441020, 42529224, 53161530, 63793836, 70882040, 79742295, 85058448, 106323060, 127587672, 141764080, 159484590, 212646120, 255175344, 318969180, 425292240, 637938360, 1275876720]

約数ペア:

[(1, 1275876720), (2, 637938360), (3, 425292240), (4, 318969180), (5, 255175344), (6, 212646120), (8, 159484590), (9, 141764080), (10, 127587672), (12, 106323060), (15, 85058448), (16, 79742295), (18, 70882040), (20, 63793836), (24, 53161530), (30, 42529224), (36, 35441020), (40, 31896918), (45, 28352816), (48, 26580765), (60, 21264612), (72, 17720510), (80, 15948459), (90, 14176408), (120, 10632306), (144, 8860255), (180, 7088204), (240, 5316153), (360, 3544102), (659, 1936080), (720, 1772051), (1318, 968040), (1977, 645360), (2636, 484020), (2689, 474480), (3295, 387216), (3954, 322680), (5272, 242010), (5378, 237240), (5931, 215120), (6590, 193608), (7908, 161340), (8067, 158160), (9885, 129072), (10544, 121005), (10756, 118620), (11862, 107560), (13180, 96804), (13445, 94896), (15816, 80670), (16134, 79080), (19770, 64536), (21512, 59310), (23724, 53780), (24201, 52720), (26360, 48402), (26890, 47448), (29655, 43024), (31632, 40335), (32268, 39540)]