18930180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{277}}^1$

素因数の和:373

約数の個数: 96

約数和(自身を含む): 57165696

約数和(自身を除く): 38235516

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 67, 68, 85, 102, 134, 170, 201, 204, 255, 268, 277, 335, 340, 402, 510, 554, 670, 804, 831, 1005, 1020, 1108, 1139, 1340, 1385, 1662, 2010, 2278, 2770, 3324, 3417, 4020, 4155, 4556, 4709, 5540, 5695, 6834, 8310, 9418, 11390, 13668, 14127, 16620, 17085, 18559, 18836, 22780, 23545, 28254, 34170, 37118, 47090, 55677, 56508, 68340, 70635, 74236, 92795, 94180, 111354, 141270, 185590, 222708, 278385, 282540, 315503, 371180, 556770, 631006, 946509, 1113540, 1262012, 1577515, 1893018, 3155030, 3786036, 4732545, 6310060, 9465090, 18930180]

約数ペア:

[(1, 18930180), (2, 9465090), (3, 6310060), (4, 4732545), (5, 3786036), (6, 3155030), (10, 1893018), (12, 1577515), (15, 1262012), (17, 1113540), (20, 946509), (30, 631006), (34, 556770), (51, 371180), (60, 315503), (67, 282540), (68, 278385), (85, 222708), (102, 185590), (134, 141270), (170, 111354), (201, 94180), (204, 92795), (255, 74236), (268, 70635), (277, 68340), (335, 56508), (340, 55677), (402, 47090), (510, 37118), (554, 34170), (670, 28254), (804, 23545), (831, 22780), (1005, 18836), (1020, 18559), (1108, 17085), (1139, 16620), (1340, 14127), (1385, 13668), (1662, 11390), (2010, 9418), (2278, 8310), (2770, 6834), (3324, 5695), (3417, 5540), (4020, 4709), (4155, 4556)]