73971180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{503}}^1$

素因数の和:580

約数の個数: 144

約数和(自身を含む): 242161920

約数和(自身を除く): 168190740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 43, 45, 57, 60, 76, 86, 90, 95, 114, 129, 171, 172, 180, 190, 215, 228, 258, 285, 342, 380, 387, 430, 503, 516, 570, 645, 684, 774, 817, 855, 860, 1006, 1140, 1290, 1509, 1548, 1634, 1710, 1935, 2012, 2451, 2515, 2580, 3018, 3268, 3420, 3870, 4085, 4527, 4902, 5030, 6036, 7353, 7545, 7740, 8170, 9054, 9557, 9804, 10060, 12255, 14706, 15090, 16340, 18108, 19114, 21629, 22635, 24510, 28671, 29412, 30180, 36765, 38228, 43258, 45270, 47785, 49020, 57342, 64887, 73530, 86013, 86516, 90540, 95570, 108145, 114684, 129774, 143355, 147060, 172026, 191140, 194661, 216290, 259548, 286710, 324435, 344052, 389322, 410951, 430065, 432580, 573420, 648870, 778644, 821902, 860130, 973305, 1232853, 1297740, 1643804, 1720260, 1946610, 2054755, 2465706, 3698559, 3893220, 4109510, 4931412, 6164265, 7397118, 8219020, 12328530, 14794236, 18492795, 24657060, 36985590, 73971180]

約数ペア:

[(1, 73971180), (2, 36985590), (3, 24657060), (4, 18492795), (5, 14794236), (6, 12328530), (9, 8219020), (10, 7397118), (12, 6164265), (15, 4931412), (18, 4109510), (19, 3893220), (20, 3698559), (30, 2465706), (36, 2054755), (38, 1946610), (43, 1720260), (45, 1643804), (57, 1297740), (60, 1232853), (76, 973305), (86, 860130), (90, 821902), (95, 778644), (114, 648870), (129, 573420), (171, 432580), (172, 430065), (180, 410951), (190, 389322), (215, 344052), (228, 324435), (258, 286710), (285, 259548), (342, 216290), (380, 194661), (387, 191140), (430, 172026), (503, 147060), (516, 143355), (570, 129774), (645, 114684), (684, 108145), (774, 95570), (817, 90540), (855, 86516), (860, 86013), (1006, 73530), (1140, 64887), (1290, 57342), (1509, 49020), (1548, 47785), (1634, 45270), (1710, 43258), (1935, 38228), (2012, 36765), (2451, 30180), (2515, 29412), (2580, 28671), (3018, 24510), (3268, 22635), (3420, 21629), (3870, 19114), (4085, 18108), (4527, 16340), (4902, 15090), (5030, 14706), (6036, 12255), (7353, 10060), (7545, 9804), (7740, 9557), (8170, 9054)]