30842760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1163}}^1$

素因数の和:1207

約数の個数: 128

約数和(自身を含む): 105598080

約数和(自身を除く): 74755320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 34, 39, 40, 51, 52, 60, 65, 68, 78, 85, 102, 104, 120, 130, 136, 156, 170, 195, 204, 221, 255, 260, 312, 340, 390, 408, 442, 510, 520, 663, 680, 780, 884, 1020, 1105, 1163, 1326, 1560, 1768, 2040, 2210, 2326, 2652, 3315, 3489, 4420, 4652, 5304, 5815, 6630, 6978, 8840, 9304, 11630, 13260, 13956, 15119, 17445, 19771, 23260, 26520, 27912, 30238, 34890, 39542, 45357, 46520, 59313, 60476, 69780, 75595, 79084, 90714, 98855, 118626, 120952, 139560, 151190, 158168, 181428, 197710, 226785, 237252, 257023, 296565, 302380, 362856, 395420, 453570, 474504, 514046, 593130, 604760, 771069, 790840, 907140, 1028092, 1186260, 1285115, 1542138, 1814280, 2056184, 2372520, 2570230, 3084276, 3855345, 5140460, 6168552, 7710690, 10280920, 15421380, 30842760]

約数ペア:

[(1, 30842760), (2, 15421380), (3, 10280920), (4, 7710690), (5, 6168552), (6, 5140460), (8, 3855345), (10, 3084276), (12, 2570230), (13, 2372520), (15, 2056184), (17, 1814280), (20, 1542138), (24, 1285115), (26, 1186260), (30, 1028092), (34, 907140), (39, 790840), (40, 771069), (51, 604760), (52, 593130), (60, 514046), (65, 474504), (68, 453570), (78, 395420), (85, 362856), (102, 302380), (104, 296565), (120, 257023), (130, 237252), (136, 226785), (156, 197710), (170, 181428), (195, 158168), (204, 151190), (221, 139560), (255, 120952), (260, 118626), (312, 98855), (340, 90714), (390, 79084), (408, 75595), (442, 69780), (510, 60476), (520, 59313), (663, 46520), (680, 45357), (780, 39542), (884, 34890), (1020, 30238), (1105, 27912), (1163, 26520), (1326, 23260), (1560, 19771), (1768, 17445), (2040, 15119), (2210, 13956), (2326, 13260), (2652, 11630), (3315, 9304), (3489, 8840), (4420, 6978), (4652, 6630), (5304, 5815)]