488740140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{22817}}^1$

素因数の和:22856

約数の個数: 144

約数和(自身を含む): 1794042432

約数和(自身を除く): 1305302292

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 420, 476, 510, 595, 612, 630, 714, 765, 1020, 1071, 1190, 1260, 1428, 1530, 1785, 2142, 2380, 3060, 3570, 4284, 5355, 7140, 10710, 21420, 22817, 45634, 68451, 91268, 114085, 136902, 159719, 205353, 228170, 273804, 319438, 342255, 387889, 410706, 456340, 479157, 638876, 684510, 775778, 798595, 821412, 958314, 1026765, 1163667, 1369020, 1437471, 1551556, 1597190, 1916628, 1939445, 2053530, 2327334, 2395785, 2715223, 2874942, 3194380, 3491001, 3878890, 4107060, 4654668, 4791570, 5430446, 5749884, 5818335, 6982002, 7187355, 7757780, 8145669, 9583140, 10860892, 11636670, 13576115, 13964004, 14374710, 16291338, 17455005, 23273340, 24437007, 27152230, 28749420, 32582676, 34910010, 40728345, 48874014, 54304460, 69820020, 81456690, 97748028, 122185035, 162913380, 244370070, 488740140]

約数ペア:

[(1, 488740140), (2, 244370070), (3, 162913380), (4, 122185035), (5, 97748028), (6, 81456690), (7, 69820020), (9, 54304460), (10, 48874014), (12, 40728345), (14, 34910010), (15, 32582676), (17, 28749420), (18, 27152230), (20, 24437007), (21, 23273340), (28, 17455005), (30, 16291338), (34, 14374710), (35, 13964004), (36, 13576115), (42, 11636670), (45, 10860892), (51, 9583140), (60, 8145669), (63, 7757780), (68, 7187355), (70, 6982002), (84, 5818335), (85, 5749884), (90, 5430446), (102, 4791570), (105, 4654668), (119, 4107060), (126, 3878890), (140, 3491001), (153, 3194380), (170, 2874942), (180, 2715223), (204, 2395785), (210, 2327334), (238, 2053530), (252, 1939445), (255, 1916628), (306, 1597190), (315, 1551556), (340, 1437471), (357, 1369020), (420, 1163667), (476, 1026765), (510, 958314), (595, 821412), (612, 798595), (630, 775778), (714, 684510), (765, 638876), (1020, 479157), (1071, 456340), (1190, 410706), (1260, 387889), (1428, 342255), (1530, 319438), (1785, 273804), (2142, 228170), (2380, 205353), (3060, 159719), (3570, 136902), (4284, 114085), (5355, 91268), (7140, 68451), (10710, 45634), (21420, 22817)]