255803760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20899}}^1$

素因数の和:20935

約数の個数: 120

約数和(自身を含む): 909651600

約数和(自身を除く): 653847840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 102, 120, 136, 144, 153, 170, 180, 204, 240, 255, 272, 306, 340, 360, 408, 510, 612, 680, 720, 765, 816, 1020, 1224, 1360, 1530, 2040, 2448, 3060, 4080, 6120, 12240, 20899, 41798, 62697, 83596, 104495, 125394, 167192, 188091, 208990, 250788, 313485, 334384, 355283, 376182, 417980, 501576, 626970, 710566, 752364, 835960, 940455, 1003152, 1065849, 1253940, 1421132, 1504728, 1671920, 1776415, 1880910, 2131698, 2507880, 2842264, 3009456, 3197547, 3552830, 3761820, 4263396, 5015760, 5329245, 5684528, 6395094, 7105660, 7523640, 8526792, 10658490, 12790188, 14211320, 15047280, 15987735, 17053584, 21316980, 25580376, 28422640, 31975470, 42633960, 51160752, 63950940, 85267920, 127901880, 255803760]

約数ペア:

[(1, 255803760), (2, 127901880), (3, 85267920), (4, 63950940), (5, 51160752), (6, 42633960), (8, 31975470), (9, 28422640), (10, 25580376), (12, 21316980), (15, 17053584), (16, 15987735), (17, 15047280), (18, 14211320), (20, 12790188), (24, 10658490), (30, 8526792), (34, 7523640), (36, 7105660), (40, 6395094), (45, 5684528), (48, 5329245), (51, 5015760), (60, 4263396), (68, 3761820), (72, 3552830), (80, 3197547), (85, 3009456), (90, 2842264), (102, 2507880), (120, 2131698), (136, 1880910), (144, 1776415), (153, 1671920), (170, 1504728), (180, 1421132), (204, 1253940), (240, 1065849), (255, 1003152), (272, 940455), (306, 835960), (340, 752364), (360, 710566), (408, 626970), (510, 501576), (612, 417980), (680, 376182), (720, 355283), (765, 334384), (816, 313485), (1020, 250788), (1224, 208990), (1360, 188091), (1530, 167192), (2040, 125394), (2448, 104495), (3060, 83596), (4080, 62697), (6120, 41798), (12240, 20899)]