305448780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1301}}^1$

素因数の和:1376

約数の個数: 192

約数和(自身を含む): 1077931008

約数和(自身を除く): 772482228

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 43, 52, 60, 65, 70, 78, 84, 86, 91, 105, 129, 130, 140, 156, 172, 182, 195, 210, 215, 258, 260, 273, 301, 364, 390, 420, 430, 455, 516, 546, 559, 602, 645, 780, 860, 903, 910, 1092, 1118, 1204, 1290, 1301, 1365, 1505, 1677, 1806, 1820, 2236, 2580, 2602, 2730, 2795, 3010, 3354, 3612, 3903, 3913, 4515, 5204, 5460, 5590, 6020, 6505, 6708, 7806, 7826, 8385, 9030, 9107, 11180, 11739, 13010, 15612, 15652, 16770, 16913, 18060, 18214, 19515, 19565, 23478, 26020, 27321, 33540, 33826, 36428, 39030, 39130, 45535, 46956, 50739, 54642, 55943, 58695, 67652, 78060, 78260, 84565, 91070, 101478, 109284, 111886, 117390, 118391, 136605, 167829, 169130, 182140, 202956, 223772, 234780, 236782, 253695, 273210, 279715, 335658, 338260, 355173, 391601, 473564, 507390, 546420, 559430, 591955, 671316, 710346, 727259, 783202, 839145, 1014780, 1118860, 1174803, 1183910, 1420692, 1454518, 1566404, 1678290, 1775865, 1958005, 2181777, 2349606, 2367820, 2909036, 3356580, 3551730, 3636295, 3916010, 4363554, 4699212, 5090813, 5874015, 7103460, 7272590, 7832020, 8727108, 10181626, 10908885, 11748030, 14545180, 15272439, 20363252, 21817770, 23496060, 25454065, 30544878, 43635540, 50908130, 61089756, 76362195, 101816260, 152724390, 305448780]

約数ペア:

[(1, 305448780), (2, 152724390), (3, 101816260), (4, 76362195), (5, 61089756), (6, 50908130), (7, 43635540), (10, 30544878), (12, 25454065), (13, 23496060), (14, 21817770), (15, 20363252), (20, 15272439), (21, 14545180), (26, 11748030), (28, 10908885), (30, 10181626), (35, 8727108), (39, 7832020), (42, 7272590), (43, 7103460), (52, 5874015), (60, 5090813), (65, 4699212), (70, 4363554), (78, 3916010), (84, 3636295), (86, 3551730), (91, 3356580), (105, 2909036), (129, 2367820), (130, 2349606), (140, 2181777), (156, 1958005), (172, 1775865), (182, 1678290), (195, 1566404), (210, 1454518), (215, 1420692), (258, 1183910), (260, 1174803), (273, 1118860), (301, 1014780), (364, 839145), (390, 783202), (420, 727259), (430, 710346), (455, 671316), (516, 591955), (546, 559430), (559, 546420), (602, 507390), (645, 473564), (780, 391601), (860, 355173), (903, 338260), (910, 335658), (1092, 279715), (1118, 273210), (1204, 253695), (1290, 236782), (1301, 234780), (1365, 223772), (1505, 202956), (1677, 182140), (1806, 169130), (1820, 167829), (2236, 136605), (2580, 118391), (2602, 117390), (2730, 111886), (2795, 109284), (3010, 101478), (3354, 91070), (3612, 84565), (3903, 78260), (3913, 78060), (4515, 67652), (5204, 58695), (5460, 55943), (5590, 54642), (6020, 50739), (6505, 46956), (6708, 45535), (7806, 39130), (7826, 39030), (8385, 36428), (9030, 33826), (9107, 33540), (11180, 27321), (11739, 26020), (13010, 23478), (15612, 19565), (15652, 19515), (16770, 18214), (16913, 18060)]