220388220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4957}}^1$

素因数の和:5004

約数の個数: 144

約数和(自身を含む): 757979040

約数和(自身を除く): 537590820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 45, 52, 57, 60, 65, 76, 78, 90, 95, 114, 117, 130, 156, 171, 180, 190, 195, 228, 234, 247, 260, 285, 342, 380, 390, 468, 494, 570, 585, 684, 741, 780, 855, 988, 1140, 1170, 1235, 1482, 1710, 2223, 2340, 2470, 2964, 3420, 3705, 4446, 4940, 4957, 7410, 8892, 9914, 11115, 14820, 14871, 19828, 22230, 24785, 29742, 44460, 44613, 49570, 59484, 64441, 74355, 89226, 94183, 99140, 128882, 148710, 178452, 188366, 193323, 223065, 257764, 282549, 297420, 322205, 376732, 386646, 446130, 470915, 565098, 579969, 644410, 773292, 847647, 892260, 941830, 966615, 1130196, 1159938, 1224379, 1288820, 1412745, 1695294, 1883660, 1933230, 2319876, 2448758, 2825490, 2899845, 3390588, 3673137, 3866460, 4238235, 4897516, 5650980, 5799690, 6121895, 7346274, 8476470, 11019411, 11599380, 12243790, 14692548, 16952940, 18365685, 22038822, 24487580, 36731370, 44077644, 55097055, 73462740, 110194110, 220388220]

約数ペア:

[(1, 220388220), (2, 110194110), (3, 73462740), (4, 55097055), (5, 44077644), (6, 36731370), (9, 24487580), (10, 22038822), (12, 18365685), (13, 16952940), (15, 14692548), (18, 12243790), (19, 11599380), (20, 11019411), (26, 8476470), (30, 7346274), (36, 6121895), (38, 5799690), (39, 5650980), (45, 4897516), (52, 4238235), (57, 3866460), (60, 3673137), (65, 3390588), (76, 2899845), (78, 2825490), (90, 2448758), (95, 2319876), (114, 1933230), (117, 1883660), (130, 1695294), (156, 1412745), (171, 1288820), (180, 1224379), (190, 1159938), (195, 1130196), (228, 966615), (234, 941830), (247, 892260), (260, 847647), (285, 773292), (342, 644410), (380, 579969), (390, 565098), (468, 470915), (494, 446130), (570, 386646), (585, 376732), (684, 322205), (741, 297420), (780, 282549), (855, 257764), (988, 223065), (1140, 193323), (1170, 188366), (1235, 178452), (1482, 148710), (1710, 128882), (2223, 99140), (2340, 94183), (2470, 89226), (2964, 74355), (3420, 64441), (3705, 59484), (4446, 49570), (4940, 44613), (4957, 44460), (7410, 29742), (8892, 24785), (9914, 22230), (11115, 19828), (14820, 14871)]