28252290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:256

約数の個数: 96

約数和(自身を含む): 76684608

約数和(自身を除く): 48432318

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 43, 55, 66, 86, 110, 121, 129, 165, 181, 215, 242, 258, 330, 362, 363, 430, 473, 543, 605, 645, 726, 905, 946, 1086, 1210, 1290, 1419, 1810, 1815, 1991, 2365, 2715, 2838, 3630, 3982, 4730, 5203, 5430, 5973, 7095, 7783, 9955, 10406, 11946, 14190, 15566, 15609, 19910, 21901, 23349, 26015, 29865, 31218, 38915, 43802, 46698, 52030, 59730, 65703, 77830, 78045, 85613, 109505, 116745, 131406, 156090, 171226, 219010, 233490, 256839, 328515, 428065, 513678, 657030, 856130, 941743, 1284195, 1883486, 2568390, 2825229, 4708715, 5650458, 9417430, 14126145, 28252290]

約数ペア:

[(1, 28252290), (2, 14126145), (3, 9417430), (5, 5650458), (6, 4708715), (10, 2825229), (11, 2568390), (15, 1883486), (22, 1284195), (30, 941743), (33, 856130), (43, 657030), (55, 513678), (66, 428065), (86, 328515), (110, 256839), (121, 233490), (129, 219010), (165, 171226), (181, 156090), (215, 131406), (242, 116745), (258, 109505), (330, 85613), (362, 78045), (363, 77830), (430, 65703), (473, 59730), (543, 52030), (605, 46698), (645, 43802), (726, 38915), (905, 31218), (946, 29865), (1086, 26015), (1210, 23349), (1290, 21901), (1419, 19910), (1810, 15609), (1815, 15566), (1991, 14190), (2365, 11946), (2715, 10406), (2838, 9955), (3630, 7783), (3982, 7095), (4730, 5973), (5203, 5430)]