748727460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{151}}^1\times {\mathrm{163}}^1$

素因数の和:355

約数の個数: 216

約数和(自身を含む): 2490755904

約数和(自身を除く): 1742028444

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 151, 156, 163, 169, 180, 195, 234, 260, 302, 326, 338, 390, 453, 468, 489, 507, 585, 604, 652, 676, 755, 780, 815, 845, 906, 978, 1014, 1170, 1359, 1467, 1510, 1521, 1630, 1690, 1812, 1956, 1963, 2028, 2119, 2265, 2340, 2445, 2535, 2718, 2934, 3020, 3042, 3260, 3380, 3926, 4238, 4530, 4890, 5070, 5436, 5868, 5889, 6084, 6357, 6795, 7335, 7605, 7852, 8476, 9060, 9780, 9815, 10140, 10595, 11778, 12714, 13590, 14670, 15210, 17667, 19071, 19630, 21190, 23556, 24613, 25428, 25519, 27180, 27547, 29340, 29445, 30420, 31785, 35334, 38142, 39260, 42380, 49226, 51038, 55094, 58890, 63570, 70668, 73839, 76284, 76557, 82641, 88335, 95355, 98452, 102076, 110188, 117780, 123065, 127140, 127595, 137735, 147678, 153114, 165282, 176670, 190710, 221517, 229671, 246130, 247923, 255190, 275470, 295356, 306228, 319969, 330564, 353340, 369195, 381420, 382785, 413205, 443034, 459342, 492260, 495846, 510380, 550940, 639938, 738390, 765570, 826410, 886068, 918684, 959907, 991692, 1107585, 1148355, 1239615, 1279876, 1476780, 1531140, 1599845, 1652820, 1919814, 2215170, 2296710, 2479230, 2879721, 3199690, 3839628, 4159597, 4430340, 4593420, 4799535, 4958460, 5759442, 6399380, 8319194, 9599070, 11518884, 12478791, 14398605, 16638388, 19198140, 20797985, 24957582, 28797210, 37436373, 41595970, 49915164, 57594420, 62393955, 74872746, 83191940, 124787910, 149745492, 187181865, 249575820, 374363730, 748727460]

約数ペア:

[(1, 748727460), (2, 374363730), (3, 249575820), (4, 187181865), (5, 149745492), (6, 124787910), (9, 83191940), (10, 74872746), (12, 62393955), (13, 57594420), (15, 49915164), (18, 41595970), (20, 37436373), (26, 28797210), (30, 24957582), (36, 20797985), (39, 19198140), (45, 16638388), (52, 14398605), (60, 12478791), (65, 11518884), (78, 9599070), (90, 8319194), (117, 6399380), (130, 5759442), (151, 4958460), (156, 4799535), (163, 4593420), (169, 4430340), (180, 4159597), (195, 3839628), (234, 3199690), (260, 2879721), (302, 2479230), (326, 2296710), (338, 2215170), (390, 1919814), (453, 1652820), (468, 1599845), (489, 1531140), (507, 1476780), (585, 1279876), (604, 1239615), (652, 1148355), (676, 1107585), (755, 991692), (780, 959907), (815, 918684), (845, 886068), (906, 826410), (978, 765570), (1014, 738390), (1170, 639938), (1359, 550940), (1467, 510380), (1510, 495846), (1521, 492260), (1630, 459342), (1690, 443034), (1812, 413205), (1956, 382785), (1963, 381420), (2028, 369195), (2119, 353340), (2265, 330564), (2340, 319969), (2445, 306228), (2535, 295356), (2718, 275470), (2934, 255190), (3020, 247923), (3042, 246130), (3260, 229671), (3380, 221517), (3926, 190710), (4238, 176670), (4530, 165282), (4890, 153114), (5070, 147678), (5436, 137735), (5868, 127595), (5889, 127140), (6084, 123065), (6357, 117780), (6795, 110188), (7335, 102076), (7605, 98452), (7852, 95355), (8476, 88335), (9060, 82641), (9780, 76557), (9815, 76284), (10140, 73839), (10595, 70668), (11778, 63570), (12714, 58890), (13590, 55094), (14670, 51038), (15210, 49226), (17667, 42380), (19071, 39260), (19630, 38142), (21190, 35334), (23556, 31785), (24613, 30420), (25428, 29445), (25519, 29340), (27180, 27547)]