644865130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^2\times {\mathrm{151}}^1$

素因数の和:229

約数の個数: 144

約数和(自身を含む): 1526097024

約数和(自身を除く): 881231894

約数列:

[1, 2, 5, 7, 10, 13, 14, 19, 26, 35, 38, 65, 70, 91, 95, 130, 133, 151, 169, 182, 190, 247, 266, 302, 338, 361, 455, 494, 665, 722, 755, 845, 910, 1057, 1183, 1235, 1330, 1510, 1690, 1729, 1805, 1963, 2114, 2366, 2470, 2527, 2869, 3211, 3458, 3610, 3926, 4693, 5054, 5285, 5738, 5915, 6422, 8645, 9386, 9815, 10570, 11830, 12635, 13741, 14345, 16055, 17290, 19630, 20083, 22477, 23465, 25270, 25519, 27482, 28690, 32110, 32851, 37297, 40166, 44954, 46930, 51038, 54511, 61009, 65702, 68705, 74594, 100415, 109022, 112385, 122018, 127595, 137410, 164255, 178633, 186485, 200830, 224770, 255190, 261079, 272555, 305045, 328510, 357266, 372970, 381577, 427063, 484861, 522158, 545110, 610090, 708643, 763154, 854126, 893165, 969722, 1305395, 1417286, 1786330, 1907885, 2135315, 2424305, 2610790, 3394027, 3543215, 3815770, 4270630, 4848610, 4960501, 6788054, 7086430, 9212359, 9921002, 16970135, 18424718, 24802505, 33940270, 46061795, 49605010, 64486513, 92123590, 128973026, 322432565, 644865130]

約数ペア:

[(1, 644865130), (2, 322432565), (5, 128973026), (7, 92123590), (10, 64486513), (13, 49605010), (14, 46061795), (19, 33940270), (26, 24802505), (35, 18424718), (38, 16970135), (65, 9921002), (70, 9212359), (91, 7086430), (95, 6788054), (130, 4960501), (133, 4848610), (151, 4270630), (169, 3815770), (182, 3543215), (190, 3394027), (247, 2610790), (266, 2424305), (302, 2135315), (338, 1907885), (361, 1786330), (455, 1417286), (494, 1305395), (665, 969722), (722, 893165), (755, 854126), (845, 763154), (910, 708643), (1057, 610090), (1183, 545110), (1235, 522158), (1330, 484861), (1510, 427063), (1690, 381577), (1729, 372970), (1805, 357266), (1963, 328510), (2114, 305045), (2366, 272555), (2470, 261079), (2527, 255190), (2869, 224770), (3211, 200830), (3458, 186485), (3610, 178633), (3926, 164255), (4693, 137410), (5054, 127595), (5285, 122018), (5738, 112385), (5915, 109022), (6422, 100415), (8645, 74594), (9386, 68705), (9815, 65702), (10570, 61009), (11830, 54511), (12635, 51038), (13741, 46930), (14345, 44954), (16055, 40166), (17290, 37297), (19630, 32851), (20083, 32110), (22477, 28690), (23465, 27482), (25270, 25519)]