30270420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1$

素因数の和:254

約数の個数: 144

約数和(自身を含む): 99066240

約数和(自身を除く): 68795820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 53, 57, 60, 76, 90, 95, 106, 114, 159, 167, 171, 180, 190, 212, 228, 265, 285, 318, 334, 342, 380, 477, 501, 530, 570, 636, 668, 684, 795, 835, 855, 954, 1002, 1007, 1060, 1140, 1503, 1590, 1670, 1710, 1908, 2004, 2014, 2385, 2505, 3006, 3021, 3173, 3180, 3340, 3420, 4028, 4770, 5010, 5035, 6012, 6042, 6346, 7515, 8851, 9063, 9519, 9540, 10020, 10070, 12084, 12692, 15030, 15105, 15865, 17702, 18126, 19038, 20140, 26553, 28557, 30060, 30210, 31730, 35404, 36252, 38076, 44255, 45315, 47595, 53106, 57114, 60420, 63460, 79659, 88510, 90630, 95190, 106212, 114228, 132765, 142785, 159318, 168169, 177020, 181260, 190380, 265530, 285570, 318636, 336338, 398295, 504507, 531060, 571140, 672676, 796590, 840845, 1009014, 1513521, 1593180, 1681690, 2018028, 2522535, 3027042, 3363380, 5045070, 6054084, 7567605, 10090140, 15135210, 30270420]

約数ペア:

[(1, 30270420), (2, 15135210), (3, 10090140), (4, 7567605), (5, 6054084), (6, 5045070), (9, 3363380), (10, 3027042), (12, 2522535), (15, 2018028), (18, 1681690), (19, 1593180), (20, 1513521), (30, 1009014), (36, 840845), (38, 796590), (45, 672676), (53, 571140), (57, 531060), (60, 504507), (76, 398295), (90, 336338), (95, 318636), (106, 285570), (114, 265530), (159, 190380), (167, 181260), (171, 177020), (180, 168169), (190, 159318), (212, 142785), (228, 132765), (265, 114228), (285, 106212), (318, 95190), (334, 90630), (342, 88510), (380, 79659), (477, 63460), (501, 60420), (530, 57114), (570, 53106), (636, 47595), (668, 45315), (684, 44255), (795, 38076), (835, 36252), (855, 35404), (954, 31730), (1002, 30210), (1007, 30060), (1060, 28557), (1140, 26553), (1503, 20140), (1590, 19038), (1670, 18126), (1710, 17702), (1908, 15865), (2004, 15105), (2014, 15030), (2385, 12692), (2505, 12084), (3006, 10070), (3021, 10020), (3173, 9540), (3180, 9519), (3340, 9063), (3420, 8851), (4028, 7515), (4770, 6346), (5010, 6042), (5035, 6012)]