16620390

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{17}}^2\times {\mathrm{71}}^1$

素因数の和:124

約数の個数: 120

約数和(自身を含む): 48142512

約数和(自身を除く): 31522122

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 30, 34, 45, 51, 54, 71, 81, 85, 90, 102, 135, 142, 153, 162, 170, 213, 255, 270, 289, 306, 355, 405, 426, 459, 510, 578, 639, 710, 765, 810, 867, 918, 1065, 1207, 1278, 1377, 1445, 1530, 1734, 1917, 2130, 2295, 2414, 2601, 2754, 2890, 3195, 3621, 3834, 4335, 4590, 5202, 5751, 6035, 6390, 6885, 7242, 7803, 8670, 9585, 10863, 11502, 12070, 13005, 13770, 15606, 18105, 19170, 20519, 21726, 23409, 26010, 28755, 32589, 36210, 39015, 41038, 46818, 54315, 57510, 61557, 65178, 78030, 97767, 102595, 108630, 117045, 123114, 162945, 184671, 195534, 205190, 234090, 307785, 325890, 369342, 488835, 554013, 615570, 923355, 977670, 1108026, 1662039, 1846710, 2770065, 3324078, 5540130, 8310195, 16620390]

約数ペア:

[(1, 16620390), (2, 8310195), (3, 5540130), (5, 3324078), (6, 2770065), (9, 1846710), (10, 1662039), (15, 1108026), (17, 977670), (18, 923355), (27, 615570), (30, 554013), (34, 488835), (45, 369342), (51, 325890), (54, 307785), (71, 234090), (81, 205190), (85, 195534), (90, 184671), (102, 162945), (135, 123114), (142, 117045), (153, 108630), (162, 102595), (170, 97767), (213, 78030), (255, 65178), (270, 61557), (289, 57510), (306, 54315), (355, 46818), (405, 41038), (426, 39015), (459, 36210), (510, 32589), (578, 28755), (639, 26010), (710, 23409), (765, 21726), (810, 20519), (867, 19170), (918, 18105), (1065, 15606), (1207, 13770), (1278, 13005), (1377, 12070), (1445, 11502), (1530, 10863), (1734, 9585), (1917, 8670), (2130, 7803), (2295, 7242), (2414, 6885), (2601, 6390), (2754, 6035), (2890, 5751), (3195, 5202), (3621, 4590), (3834, 4335)]