428251320

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1531}}^1$

素因数の和:1595

約数の個数: 256

約数和(自身を含む): 1676620800

約数和(自身を除く): 1248369480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 37, 40, 42, 45, 54, 56, 60, 63, 70, 72, 74, 84, 90, 105, 108, 111, 120, 126, 135, 140, 148, 168, 180, 185, 189, 210, 216, 222, 252, 259, 270, 280, 296, 315, 333, 360, 370, 378, 420, 444, 504, 518, 540, 555, 630, 666, 740, 756, 777, 840, 888, 945, 999, 1036, 1080, 1110, 1260, 1295, 1332, 1480, 1512, 1531, 1554, 1665, 1890, 1998, 2072, 2220, 2331, 2520, 2590, 2664, 3062, 3108, 3330, 3780, 3885, 3996, 4440, 4593, 4662, 4995, 5180, 6124, 6216, 6660, 6993, 7560, 7655, 7770, 7992, 9186, 9324, 9990, 10360, 10717, 11655, 12248, 13320, 13779, 13986, 15310, 15540, 18372, 18648, 19980, 21434, 22965, 23310, 27558, 27972, 30620, 31080, 32151, 34965, 36744, 39960, 41337, 42868, 45930, 46620, 53585, 55116, 55944, 56647, 61240, 64302, 68895, 69930, 82674, 85736, 91860, 93240, 96453, 107170, 110232, 113294, 128604, 137790, 139860, 160755, 165348, 169941, 183720, 192906, 206685, 214340, 226588, 257208, 275580, 279720, 283235, 289359, 321510, 330696, 339882, 385812, 396529, 413370, 428680, 453176, 482265, 509823, 551160, 566470, 578718, 643020, 679764, 771624, 793058, 826740, 849705, 964530, 1019646, 1132940, 1157436, 1189587, 1286040, 1359528, 1446795, 1529469, 1586116, 1653480, 1699410, 1929060, 1982645, 2039292, 2265880, 2314872, 2379174, 2549115, 2893590, 3058938, 3172232, 3398820, 3568761, 3858120, 3965290, 4078584, 4758348, 5098230, 5787180, 5947935, 6117876, 6797640, 7137522, 7647345, 7930580, 9516696, 10196460, 10706283, 11574360, 11895870, 12235752, 14275044, 15294690, 15861160, 17843805, 20392920, 21412566, 23791740, 28550088, 30589380, 35687610, 42825132, 47583480, 53531415, 61178760, 71375220, 85650264, 107062830, 142750440, 214125660, 428251320]

約数ペア:

[(1, 428251320), (2, 214125660), (3, 142750440), (4, 107062830), (5, 85650264), (6, 71375220), (7, 61178760), (8, 53531415), (9, 47583480), (10, 42825132), (12, 35687610), (14, 30589380), (15, 28550088), (18, 23791740), (20, 21412566), (21, 20392920), (24, 17843805), (27, 15861160), (28, 15294690), (30, 14275044), (35, 12235752), (36, 11895870), (37, 11574360), (40, 10706283), (42, 10196460), (45, 9516696), (54, 7930580), (56, 7647345), (60, 7137522), (63, 6797640), (70, 6117876), (72, 5947935), (74, 5787180), (84, 5098230), (90, 4758348), (105, 4078584), (108, 3965290), (111, 3858120), (120, 3568761), (126, 3398820), (135, 3172232), (140, 3058938), (148, 2893590), (168, 2549115), (180, 2379174), (185, 2314872), (189, 2265880), (210, 2039292), (216, 1982645), (222, 1929060), (252, 1699410), (259, 1653480), (270, 1586116), (280, 1529469), (296, 1446795), (315, 1359528), (333, 1286040), (360, 1189587), (370, 1157436), (378, 1132940), (420, 1019646), (444, 964530), (504, 849705), (518, 826740), (540, 793058), (555, 771624), (630, 679764), (666, 643020), (740, 578718), (756, 566470), (777, 551160), (840, 509823), (888, 482265), (945, 453176), (999, 428680), (1036, 413370), (1080, 396529), (1110, 385812), (1260, 339882), (1295, 330696), (1332, 321510), (1480, 289359), (1512, 283235), (1531, 279720), (1554, 275580), (1665, 257208), (1890, 226588), (1998, 214340), (2072, 206685), (2220, 192906), (2331, 183720), (2520, 169941), (2590, 165348), (2664, 160755), (3062, 139860), (3108, 137790), (3330, 128604), (3780, 113294), (3885, 110232), (3996, 107170), (4440, 96453), (4593, 93240), (4662, 91860), (4995, 85736), (5180, 82674), (6124, 69930), (6216, 68895), (6660, 64302), (6993, 61240), (7560, 56647), (7655, 55944), (7770, 55116), (7992, 53585), (9186, 46620), (9324, 45930), (9990, 42868), (10360, 41337), (10717, 39960), (11655, 36744), (12248, 34965), (13320, 32151), (13779, 31080), (13986, 30620), (15310, 27972), (15540, 27558), (18372, 23310), (18648, 22965), (19980, 21434)]