72815340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{167}}^1$

素因数の和:248

約数の個数: 144

約数和(自身を含む): 227259648

約数和(自身を除く): 154444308

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 43, 52, 60, 65, 78, 86, 129, 130, 156, 167, 169, 172, 195, 215, 258, 260, 334, 338, 390, 430, 501, 507, 516, 559, 645, 668, 676, 780, 835, 845, 860, 1002, 1014, 1118, 1290, 1670, 1677, 1690, 2004, 2028, 2171, 2236, 2505, 2535, 2580, 2795, 3340, 3354, 3380, 4342, 5010, 5070, 5590, 6513, 6708, 7181, 7267, 8385, 8684, 10020, 10140, 10855, 11180, 13026, 14362, 14534, 16770, 21543, 21710, 21801, 26052, 28223, 28724, 29068, 32565, 33540, 35905, 36335, 43086, 43420, 43602, 56446, 65130, 71810, 72670, 84669, 86172, 87204, 93353, 107715, 109005, 112892, 130260, 141115, 143620, 145340, 169338, 186706, 215430, 218010, 280059, 282230, 338676, 373412, 423345, 430860, 436020, 466765, 560118, 564460, 846690, 933530, 1120236, 1213589, 1400295, 1693380, 1867060, 2427178, 2800590, 3640767, 4854356, 5601180, 6067945, 7281534, 12135890, 14563068, 18203835, 24271780, 36407670, 72815340]

約数ペア:

[(1, 72815340), (2, 36407670), (3, 24271780), (4, 18203835), (5, 14563068), (6, 12135890), (10, 7281534), (12, 6067945), (13, 5601180), (15, 4854356), (20, 3640767), (26, 2800590), (30, 2427178), (39, 1867060), (43, 1693380), (52, 1400295), (60, 1213589), (65, 1120236), (78, 933530), (86, 846690), (129, 564460), (130, 560118), (156, 466765), (167, 436020), (169, 430860), (172, 423345), (195, 373412), (215, 338676), (258, 282230), (260, 280059), (334, 218010), (338, 215430), (390, 186706), (430, 169338), (501, 145340), (507, 143620), (516, 141115), (559, 130260), (645, 112892), (668, 109005), (676, 107715), (780, 93353), (835, 87204), (845, 86172), (860, 84669), (1002, 72670), (1014, 71810), (1118, 65130), (1290, 56446), (1670, 43602), (1677, 43420), (1690, 43086), (2004, 36335), (2028, 35905), (2171, 33540), (2236, 32565), (2505, 29068), (2535, 28724), (2580, 28223), (2795, 26052), (3340, 21801), (3354, 21710), (3380, 21543), (4342, 16770), (5010, 14534), (5070, 14362), (5590, 13026), (6513, 11180), (6708, 10855), (7181, 10140), (7267, 10020), (8385, 8684)]