30288440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:241

約数の個数: 128

約数和(自身を含む): 86002560

約数和(自身を除く): 55714120

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 53, 56, 65, 70, 91, 104, 106, 130, 140, 157, 182, 212, 260, 265, 280, 314, 364, 371, 424, 455, 520, 530, 628, 689, 728, 742, 785, 910, 1060, 1099, 1256, 1378, 1484, 1570, 1820, 1855, 2041, 2120, 2198, 2756, 2968, 3140, 3445, 3640, 3710, 4082, 4396, 4823, 5495, 5512, 6280, 6890, 7420, 8164, 8321, 8792, 9646, 10205, 10990, 13780, 14287, 14840, 16328, 16642, 19292, 20410, 21980, 24115, 27560, 28574, 33284, 38584, 40820, 41605, 43960, 48230, 57148, 58247, 66568, 71435, 81640, 83210, 96460, 108173, 114296, 116494, 142870, 166420, 192920, 216346, 232988, 285740, 291235, 332840, 432692, 465976, 540865, 571480, 582470, 757211, 865384, 1081730, 1164940, 1514422, 2163460, 2329880, 3028844, 3786055, 4326920, 6057688, 7572110, 15144220, 30288440]

約数ペア:

[(1, 30288440), (2, 15144220), (4, 7572110), (5, 6057688), (7, 4326920), (8, 3786055), (10, 3028844), (13, 2329880), (14, 2163460), (20, 1514422), (26, 1164940), (28, 1081730), (35, 865384), (40, 757211), (52, 582470), (53, 571480), (56, 540865), (65, 465976), (70, 432692), (91, 332840), (104, 291235), (106, 285740), (130, 232988), (140, 216346), (157, 192920), (182, 166420), (212, 142870), (260, 116494), (265, 114296), (280, 108173), (314, 96460), (364, 83210), (371, 81640), (424, 71435), (455, 66568), (520, 58247), (530, 57148), (628, 48230), (689, 43960), (728, 41605), (742, 40820), (785, 38584), (910, 33284), (1060, 28574), (1099, 27560), (1256, 24115), (1378, 21980), (1484, 20410), (1570, 19292), (1820, 16642), (1855, 16328), (2041, 14840), (2120, 14287), (2198, 13780), (2756, 10990), (2968, 10205), (3140, 9646), (3445, 8792), (3640, 8321), (3710, 8164), (4082, 7420), (4396, 6890), (4823, 6280), (5495, 5512)]