72142980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1$

素因数の和:286

約数の個数: 192

約数和(自身を含む): 253413888

約数和(自身を除く): 181270908

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 73, 78, 84, 91, 105, 130, 140, 146, 156, 181, 182, 195, 210, 219, 260, 273, 292, 362, 364, 365, 390, 420, 438, 455, 511, 543, 546, 724, 730, 780, 876, 905, 910, 949, 1022, 1086, 1092, 1095, 1267, 1365, 1460, 1533, 1810, 1820, 1898, 2044, 2172, 2190, 2353, 2534, 2555, 2715, 2730, 2847, 3066, 3620, 3796, 3801, 4380, 4706, 4745, 5068, 5110, 5430, 5460, 5694, 6132, 6335, 6643, 7059, 7602, 7665, 9412, 9490, 10220, 10860, 11388, 11765, 12670, 13213, 13286, 14118, 14235, 15204, 15330, 16471, 18980, 19005, 19929, 23530, 25340, 26426, 26572, 28236, 28470, 30660, 32942, 33215, 35295, 38010, 39639, 39858, 47060, 49413, 52852, 56940, 65884, 66065, 66430, 70590, 76020, 79278, 79716, 82355, 92491, 98826, 99645, 132130, 132860, 141180, 158556, 164710, 171769, 184982, 197652, 198195, 199290, 247065, 264260, 277473, 329420, 343538, 369964, 396390, 398580, 462455, 494130, 515307, 554946, 687076, 792780, 858845, 924910, 988260, 1030614, 1109892, 1202383, 1387365, 1717690, 1849820, 2061228, 2404766, 2576535, 2774730, 3435380, 3607149, 4809532, 5153070, 5549460, 6011915, 7214298, 10306140, 12023830, 14428596, 18035745, 24047660, 36071490, 72142980]

約数ペア:

[(1, 72142980), (2, 36071490), (3, 24047660), (4, 18035745), (5, 14428596), (6, 12023830), (7, 10306140), (10, 7214298), (12, 6011915), (13, 5549460), (14, 5153070), (15, 4809532), (20, 3607149), (21, 3435380), (26, 2774730), (28, 2576535), (30, 2404766), (35, 2061228), (39, 1849820), (42, 1717690), (52, 1387365), (60, 1202383), (65, 1109892), (70, 1030614), (73, 988260), (78, 924910), (84, 858845), (91, 792780), (105, 687076), (130, 554946), (140, 515307), (146, 494130), (156, 462455), (181, 398580), (182, 396390), (195, 369964), (210, 343538), (219, 329420), (260, 277473), (273, 264260), (292, 247065), (362, 199290), (364, 198195), (365, 197652), (390, 184982), (420, 171769), (438, 164710), (455, 158556), (511, 141180), (543, 132860), (546, 132130), (724, 99645), (730, 98826), (780, 92491), (876, 82355), (905, 79716), (910, 79278), (949, 76020), (1022, 70590), (1086, 66430), (1092, 66065), (1095, 65884), (1267, 56940), (1365, 52852), (1460, 49413), (1533, 47060), (1810, 39858), (1820, 39639), (1898, 38010), (2044, 35295), (2172, 33215), (2190, 32942), (2353, 30660), (2534, 28470), (2555, 28236), (2715, 26572), (2730, 26426), (2847, 25340), (3066, 23530), (3620, 19929), (3796, 19005), (3801, 18980), (4380, 16471), (4706, 15330), (4745, 15204), (5068, 14235), (5110, 14118), (5430, 13286), (5460, 13213), (5694, 12670), (6132, 11765), (6335, 11388), (6643, 10860), (7059, 10220), (7602, 9490), (7665, 9412)]