158553220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:378

約数の個数: 144

約数和(自身を含む): 424714752

約数和(自身を除く): 266161532

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 31, 34, 35, 49, 62, 68, 70, 85, 98, 119, 124, 140, 155, 170, 196, 217, 238, 245, 307, 310, 340, 434, 476, 490, 527, 595, 614, 620, 833, 868, 980, 1054, 1085, 1190, 1228, 1519, 1535, 1666, 2108, 2149, 2170, 2380, 2635, 3038, 3070, 3332, 3689, 4165, 4298, 4340, 5219, 5270, 6076, 6140, 7378, 7595, 8330, 8596, 9517, 10438, 10540, 10745, 14756, 15043, 15190, 16660, 18445, 19034, 20876, 21490, 25823, 26095, 30086, 30380, 36533, 36890, 38068, 42980, 47585, 51646, 52190, 60172, 66619, 73066, 73780, 75215, 95170, 103292, 104380, 129115, 133238, 146132, 150430, 161789, 182665, 190340, 255731, 258230, 266476, 300860, 323578, 333095, 365330, 466333, 511462, 516460, 647156, 666190, 730660, 808945, 932666, 1022924, 1132523, 1278655, 1332380, 1617890, 1865332, 2265046, 2331665, 2557310, 3235780, 4530092, 4663330, 5114620, 5662615, 7927661, 9326660, 11325230, 15855322, 22650460, 31710644, 39638305, 79276610, 158553220]

約数ペア:

[(1, 158553220), (2, 79276610), (4, 39638305), (5, 31710644), (7, 22650460), (10, 15855322), (14, 11325230), (17, 9326660), (20, 7927661), (28, 5662615), (31, 5114620), (34, 4663330), (35, 4530092), (49, 3235780), (62, 2557310), (68, 2331665), (70, 2265046), (85, 1865332), (98, 1617890), (119, 1332380), (124, 1278655), (140, 1132523), (155, 1022924), (170, 932666), (196, 808945), (217, 730660), (238, 666190), (245, 647156), (307, 516460), (310, 511462), (340, 466333), (434, 365330), (476, 333095), (490, 323578), (527, 300860), (595, 266476), (614, 258230), (620, 255731), (833, 190340), (868, 182665), (980, 161789), (1054, 150430), (1085, 146132), (1190, 133238), (1228, 129115), (1519, 104380), (1535, 103292), (1666, 95170), (2108, 75215), (2149, 73780), (2170, 73066), (2380, 66619), (2635, 60172), (3038, 52190), (3070, 51646), (3332, 47585), (3689, 42980), (4165, 38068), (4298, 36890), (4340, 36533), (5219, 30380), (5270, 30086), (6076, 26095), (6140, 25823), (7378, 21490), (7595, 20876), (8330, 19034), (8596, 18445), (9517, 16660), (10438, 15190), (10540, 15043), (10745, 14756)]